Brielle Biermann had a steamy make out session with boyfriend Slade Osborne as the two enjoyed Miami Beach on Saturday, October 20. Kim Zolciak‘s daughter broke up with Osborne in 2015, but they recently reunited. The Don’t Be Tardy daughter, 21, didn’t waste any time flaunting her renewed love for the hunk. And she was practically busting out of her bikini! Scroll down Radar’s gallery for more.