Keep reading to see the 21 celebrities who have admitted to or been caught cheating.
Tristan Thompson was allegedly caught cheating more than once.
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Kevin Hart admitted to cheating on his pregnant wife.
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The story of Kevin Hart's infidelity is confusing , to say the least.
He first denied any cheating in July, then posted a video on Instagram apologizing with the caption "Sending so many apologies to my wife & kids. I gotta do better and I will. I'm not perfect and have never claimed to be ...I love you all."
It was revealed later that Hart was in the center of an alleged extortion attempt . Someone allegedly was in possession of a video of Hart and a woman engaging in sexual activity, and was trying to expose Hart and receive money. During an interview with "The Breakfast Club," Hart admitted to his cheating.
Kris Jenner had an affair during her marriage to Robert Kardashian.
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Kris Jenner admitted to having an affair with friend Todd Waterman (written about with the false name Ryan in her 2011 memoir "Kris Jenner ... And All Things Kardashian." Waterman later admitted he was Ryan in an interview .
Jenner later stated that her only regret in life was divorcing Kardashian.
Tiger Woods had one of the most explosive divorces in celebrity history.
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On Thanksgiving in 2009, Tiger Woods' life was forever changed news of his serial cheating became public. When all was said and done, Woods admitted to sleeping with multiple women, though it all started with one: Rachel Uchitel .
Woods' televised statement about the scandal was long. But the confession was relatively succinct: "I was unfaithful. I had affairs. I cheated."
Arnold Schwarzenegger famously fathered a son with his familys housekeeper during his marriage to Maria Shriver.
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It was a bombshell when Arnold Schwarzenegger and Maria Shriver announced their separation after 25 years in 2011 and it became even more shocking when it was revealed Schwarzenegger fathered a son back in 1997 withMildred Patricia Baena. She was their housekeeper at the time.
Schwarzenegger admitted that he thinks about his affair " every so often ," but he does have a healthy relationship with his son Joseph Baena (who really is the spitting image of his famous father).
Kristen Stewart and Robert Pattinsons fairytale romance was damaged when pictures of her cheating with director Rupert Sanders emerged.
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The "Twilight" movies are some of the biggest successes of our time. And at the center of this media frenzy was Robert Pattinson and Kristen Stewart, the two co-stars who began a relationship during filming. Fans were obsessed.
All this changed when paparazzi pictures were released of Stewart and Rupert Sanders (the director of "Snow White and the Huntsman," which she starred in) engaging in some major PDA. Everyone had an opinion including Donald Trump .
Stewart publicly apologized to Pattinson, and the two reconciled for a time, but eventually broke up.
Hugh Grant cheated on Elizabeth Hurley with a sex worker.
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Cheating isn't illegal, but engaging in "lewd conduct in a public place" sure is. Hugh Grant was arrested in 1995 when he was caught with Divine Brown in his car, who he had paid $60 to perform oral sex on him. His girlfriend, Elizabeth Hurley, ended up standing by him for another five years, but eventually the couple broke up.
Proving to have a good sense of humor, Hurley recently referenced the scandal on her show "The Royals." Her character hired a male escort who called himself "Huge Grant."
Scott Disick and Kourtney Kardashian have had their ups and downs throughout their relationship, including Scott admitting to being a sex addict.
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These two have such a complex relationship their family doesn't even know if the two are in a relationship sometimes. Scott Disick and Kourtney Kardashian need their own timeline .
Pictures emerged of Scott and his ex-girlfriend Chloe Bartoli getting pretty cozy while on vacation ( Kourtney's reaction was captured on an episode of "Keeping Up With The Kardashians"). The two broke up after this incident, but continued to have a rocky relationship.
First, Kim caught a girl hiding in Scott's bathroom in Dubai. And finally, Kourtney invited Scott on a family vacation to Costa Rica. He ended up sneaking a girl into his hotel room while he was trying to reunite with Kourtney. This final incident is what prompted Kourtney to tell Scott they were never ever getting back together.
Jude Law is a classic case of an actor cheating with the nanny.
Jude Law and Sienna Miller were a picture perfect Hollywood couple. The couple had been engaged for eight months when Law's kids' nanny Daisy Wright claimed that the two had been involved in an affair while he was filming a movie in New Orleans. Law then published an apology to Miller in the British Press Association, saying "There is no defense for my actions which I sincerely regret and I ask that you respect our privacy at this very difficult time."
Miller and Law were on-and-off for the next few years, breaking up for good in 2011.
David Letterman admitted to his affair during a taping of "Late Night."
David Letterman had only been married to his wife for six months (and together for over 20 years ) when he admitted to having sex with women who worked for him on air, specifically his long-time assistant Stephanie Birkitt. The affair came to light when Birkitt's boyfriend Robert "Joe" Halderman, a producer at CBS, allegedly tried to extort Letterman for $2 million in exchange for Halderman's silence.
Jay-Z and Beyonc used their music to work through Jay-Zs infidelity.
When Beyonc released "Lemonade," she put a spotlight onto her marriage with Jay-Z. There was so much speculation about who " Becky with the good hair " was that it became a meme.
The duo was quiet about whether "Lemonade" was based on their marriage, until this year when Jay-Z released his new album "4:44" which was full of apologies to Beyonc and their daughter Blue. He eventually came clean about cheating during an interview.
Jack Nicholson is a notorious womanizer, detailed by ex-girlfriend Anjelica Huston.
Jack Nicholson and Anjelica Huston had a long-running on-and-off relationship (it lasted for 17 years). There is alotwritten about their time together. It's one of Hollywood's great love stories. But it abruptly ended when Nicholson told Huston that he was having a baby with another woman actress Rebecca Broussard. And with that revelation, their relationship was finally finished.
Both Huston and Nicholson have talked about their relationship, with Nicholson saying the two of them were "as good as it gets" and Huston saying they had "hopeless, enduring love."
Morena Baccarin divorced her husband and revealed she was three-and-a-half-months pregnant with her co-stars baby!
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Morena Baccarin was getting a divorce from husband Austin Chick while she was already pregnant with her co-star Ben McKenzie's child. While Baccarin claims that they had been discussing separation, the two were still legally married, making this is a pretty big cheating scandal.
A quick timeline: Baccarin says the couple discussed separating in March, Chick files for divorce in mid-June, then Baccarin reveals she is almost four months pregnant in September. This puts conception around late May or early June.
Jesse James was caught cheating on Sandra Bullock.
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When it was uncovered that Jesse James had been cheating on Sandra Bullock for a long time with multiple women he became by his own admission the "most hated man in the world." He eventually checked into rehab for sex addiction, and Bullock swiftly filed for divorce. Bullock also chose to continue the adoption process of her son Louis without James.
Seven years later, James says he has "no regrets."
Dean McDermott and Tori Spelling worked through his infidelity on Spellings TV show "True Tori."
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Both Tori Spelling and Dean McDermott cheated on their respective ex-spouses with each other they actually slept together the night they met . So, it didn't come as a shock when cheating rumors surfaced in 2013, alleging McDermott was cheating on Spelling.
McDermott later admitted to the affair, and checked himself into rehab. The entire saga played out on TV. In 2014, McDermott defended himself: "You know, I'm not the first person to ever cheat on his wife."
Woody Allens relationship with ex-stepdaughter Soon Yi is one of the most famous celebrity cheating scandals ever.
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The story of Woody Allen and Soon Yi Previn is well known . While still in a relationship with Mia Farrow who had adopted Soon Yi with her ex-husband Andre Previn Allen began a relationship with Soon Yi. After that came a lengthy custody battle, sexual abuse allegations, and eventually marriage for Allen and Previn.
When asked about his affair, Allen responded by saying , "The heart wants what it wants. There's no logic to those things. You meet someone and you fall in love and that's that."
Ronan Farrow said it best when describing his family dynamic: "He's my father married to my sister. That makes me his son and his brother-in-law."
Many people think Usher cheated on long-time girlfriend Rozenda "Chilli" Thomas, but he was actually unfaithful to now ex-wife Tameka Foster.
Usher and his former wife Tameka Foster were married for two years before filing for divorce in 2009. They went on to have an extremely nasty, drawn-out divorce and custody battle . There was a lot of speculation as to what caused their split.
This speculation ended when Usher was interviewed by Oprah , and said that "was faithful at heart, but not faithful all the way," and that he had "exchanges" with his one of his ex-wife's bridesmaids. Foster also confirmed that Usher told her he had a relationship with one of her bridemaids on "Entertainment Tonight."
David Boreanaz came clean about his infidelity in a joint interview with his wife in People.
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David Boreanaz simply stated "I haven't been faithful to my wife.Our marriage has been tainted with my infidelities. I was irresponsible," during an interview with People in 2010. He chose to make this admission after he was involved in an alleged extortion attempt.
While Boreanaz has never confirmed the identity of his mistress, Rachel Uchitel yes, the same Rachel from Tiger Woods' cheating scandal did release a statement where she confirmed there was a romantic relationship between the two of them.
Eddie Cibrian and Leann Rimes both left their respective spouses and married each other.
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For two people who really aren'tthatfamous, this relationship earned an insane amount of coverage when it was first beginning. This probably had something to do with its scandalous nature both LeAnn Rimes and Eddie Cibrian were married to other people at the time.
Cibrian was married to "Real Housewife" Brandi Glanville and Rimes to her former manager Dean Sheremet. Both have spoken publicly about the dissolve of their respective marriages in the past couple of years .
Nick Young had his personal life broadcasted all over social media when a video of him describing his alleged cheating on fiance Iggy Azalea went viral.
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It all began with a prank war . The LA Lakers were all involved in a prank war when a video recorded by fellow player D'Angelo Russell was leaked to the public, in which Nick Young apparently admits to cheating on rapper Iggy Azalea. Young claimed it was false, Azalea believed him, and their relationship continued.
But then, Azalea suddenly tweeted that she had dumped Young because she caught him on a security camera bringing girls into their home. To add insult to injury, it came out that Young was expecting a baby with his ex-girlfriend Keonna Green the baby was definitely conceived while Azalea and Young were still together.
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