Rob Kardashian was on hand to support his fiancée Blac Chyna, soon-to-be known as Angela Renee Kardashian, at the launch party for her new emoji app this week.

"This is the first time I've ever proposed to someone in my life," Rob pleads to his sisters.

There's no love lost between Rob Kardashian and the rest of his family.

Kylie and Blac Chyna are best friends. Who knew?