Cardi B's giving her daughter, Kulture, a crash course in the height of fashion ... twinning with her at a New York Fashion Week event Friday night.

Kris Jenner rang in her milestone 70th birthday with a celebration only the world's most famous momager could pull off ... packed with A-listers, billionaires, and a live performance from…

Two of the greatest boxers of all-time have agreed to a fight ... TMZ Sports has learned Mike Tyson and Floyd Mayweather have signed a deal to square off against…