Well, nobody saw this coming!
Well... it's who he left the club with that's causing a stir:
It's no surprise though!
Even if gurlfriend is still feeling icky poo, she still has PLENTY to be excited about. Whether it be LA's glorious spring sun or her plans to wed the man of her dreams, DeadMau5, Kat's life is looking pretty DAYUM good.
Take it all in, baby! It doesn't get better than this!
[Image via WENN.]