Tyga and Kylie Jenner may have broken up even when Tyga's ex, Blac Chyna is having the time of her life with Kylie's brother, Rob..

Well according to TMZ, the break up happened just before the Met Gala which they both attended but didn't work the red carpet together.

As for why ... everyone's being tight-lipped, but we do know this. Tyga took his mom and a model to Mother's Day lunch ... and he's not telling his friends whether she's his new GF.

We also know this ...

more; http://www.blacksatino.com/2016/05/kylie-jenner-ends-romance-with-tyga.html