Guess The Celebrity Who Copped A Feel Of Her Pal's Super Sexy Bum On The Red Carpet!

Where are your manners, woman!?
One lucky actress grabbed this broad’s bum harder than a kid squeezes out a tube of Go-Gurt during lunch…and we likey!
Have any idea who the assaulter, victim, and by-stander are?! We’ll give you a hint.
This comedic trio is in a movie about cheating, and it’s going to be HIGHlarious!
Have any idea who the butt touch bandit is?? It’s just…

The Other Woman star Leslie Mann taking it upon herself to digitally get down with Cameron Diaz‘s perfectly plump bum at their UK movie premiere yesterday!
Did we mention Kate Upton played innocent bystander the entire time!
Naughty touching aside, these ladies are just adorable together, aren’t they?!
[Image via Splash/WENN.]