Sean tweeted, "This kid is about to learn not to touch my girl like that. Beliebe that!"
In a since deleted tweet on the Good Music rapper's account, Sean apparently warned the Biebs for fondling with his girl in a public place full of fans including his own.
Sean, who was seated in the audience tweeted: "This kid is about to learn not to touch my girl like that. Beliebe that!"
Sources say, the 21-year-old pop singer violated the 'homie code' by grinding nad grabbing Sean's girlfriend at the concert last night.
From the photos, you may agree that perhaps, Bieber went just a little too far evethough it was a performance to get fans freaked out!