"When we've been best friends the whole time," Kylie captioned the picture.
Blac is engaged to Kylie's half-brother Rob and is pregnant with his baby.
The source claimed that "Kylie told Tyga that she would never ever be friends with Blac Chyna. Ever.
Things have been frosty for a while
"The fact that Kylie totally went back on her word put Tyga over the edge."
We have contacted reps for Kylie and Tyga for comment.
Meanwhile, the 26-year-old rapper broke his silence over the split last night, telling E! News : "I'm good, you know?"
"Just another day and working hard and trying to get to that next level and achieve big things and evolve."
Getty
Wireimage
Tyga also rocked Balmain
A sad-looking Kylie also shared a string of Snapchat videos from her mum's house and said she'd be staying there for a few days.
"Do any of you OGs remember my old bedroom? I think I'm gonna be in here for a few days," she said.
Last week Kylie and Tyga both walked the red carpet at the Met Gala - but arrived seperately.
Comments