Backstage at Roberto Cavalli and Other Celebrity Twitpics of the Week

This week, the star-studded world of Twitter revealed models getting ready backstage at Roberto Cavalli, Charlie Sheen‘s total insanity, and more.

Roberto Cavalli tweeting backstage.Chanel Iman with Victoria's Secret ladies.

“Almost ready!” tweeted Roberto Cavalli, with this pic of a model getting the finishing touches backstage at his show, during Milan Fashion Week. Chanel Iman has one glamorous group of friends. She posed with fellow Victoria’s Secret angels, Candice Swanepoel and Adriana Lima, at the Incredible event in Soho, tweeting, “All day with my lovely ladies!!! NYC :)”

Nicole Richie also stopped by the shows in Paris this week, tweeting an artful photo of the Eiffel Tower with the caption “Paris, Je t’aime.”

Minka Kelly goes through training for Charlie's Angels.

Charlie Sheen starts tweeting!

Minka Kelly is lined up to star in the next Charlie’s Angels film, if she can make it past the physical training! “Martial arts training is kickin my arse! #Charlie’sAngelsBootCamp! #Battlewounds,” she tweeted, with this pic of her bruised and battered leg.

This celebrity Twitpics recap most definitely wouldn’t be complete without mentioning Charlie Sheen, the most talked about star of the week. He got a Twitter account, and almost instantly broke the Guinness World Record for fastest person to reach 1 million followers (in 24 hours). He tweeted this pic with the caption: “The only watch that keeps Warlock time – Class of 1927 ring ‘Bambino U’ #winning.”  We’re not even sure what that means!