Following the Kardashian familys silence since

READ: Couple expecting baby after wedding?

Of course, a lot has changed since then as Kris has actually admitted to being grateful to Blac for saving her son, as he appears to be better than he has been in the last two years.

A source reveals to Us Weekly that "making a mistake" by rushing into this life decision, and the Kardashian girls agree with their mum.

The source adds:

"Kris is not happy, but she will say she is."

Meanwhile, Blac's ex and baby daddy, Tyga, has broken his silence on the engagement, revealing that he is happy for the couple, as far as his son with the model, King Cairo, is happy.

The Kardashians who are currently on vacation, are yet to speak on the engagement but in this case, their silence definitely speaks volumes.

READ: Model's mother mocks Kardashians amid Rob's engagement

Watch Blac Chyna flaunt her seven carat diamond ring on Snapchat video below: