Robin Williams Dead: Celebrities Mourn on Social Media

News broke on Aug. 11 that the comedian and actor Robin Williams has died at age 63.

Police in Marin County, Calif. said the beloved star of movies such as Aladdin, Mrs Doubtfire, and Good Will Hunting was found dead in a suspected suicide.

His peers and admirers in the entertainment industry quickly took to Twitter to share memories of their friend and colleague.