Steve Carell met his "biggest fan" this week...

Justin Bieber has something in common with the boys from One Direction and The Wanted...

Adam Levine isn't afraid of a little man bonding with his Maroon 5 bandmate...

Lady Gaga has a plan in case she spontaneously combusts during one of her upcoming shows...

Russell Brand makes light of his iPhone-throwing incident...

Kim Kardashian shocked followers with a brand new look...

Kim also pondered one of the mysteries of the universe...

BUSTED! Christina Aguilera calls out Adam Levine on his previous disdain for celeb scents - now that he has his very own!

Bruno Mars is only the 10th man to ever appear on the cover of Playboy.

Blake Shelton... confused fangirl?

Nicki Minaj has no time for people who rub things she can't have in her face...

Jimmy Kimmel is finally growing up... sort of.