Today in Tweet Beat, Rihanna takes back her Twitter from her record company, Leonard Nimoy gives a haircut, and Andy Milonakis doesn't remember meeting Chelsea Clinton.

Cutting my grandson's hair. It runs in the family. My dad was a barber. LLAP than a minute ago via Twitpic

Leonard Nimoy

My friend told me that I met Chelsea Clinton once at a pool party but I was really drunk and I ignored her. haha, I rule!less than a minute ago via web

Andy Milonakis

Hey, houseflies. I'm gettin' a lotta hand-rubbing, but no dastardly plan.less than a minute ago via Echofon

Seth MacFarlane

World of Warcraft has turned in2 drama fest makes me want2quit.yet every1 said it'd happen, no guild has no dramaless than a minute ago via web

Adrianne Curry

Fresh pressed than a minute ago via Twitter for iPhone

Snoop Dogg

T.G.I.F. Thank God I'm Flamboyant.less than a minute ago via web

Nicole Richie