After news of Lou Reed's death broke early Sunday, many celebrities took to Twitter to mourn the loss of the Velvet Underground frontman and rock icon.

"The world has lost a fine songwriter and poet… I’ve lost my ‘school-yard buddy,'" wrote Reed's Velvet Underground co-founder John Cale on Facebook.

Posted in: Twitter

A message was sent clearly and loudly to Ke$ha this weekend: the show must not go on.

The eccentric singer was forced to cancel a concert in Malaysia because authorities deemed her antics, songs and attire as too racy for that nation's conservative norms - and Ke$ha was far from happy about it.

Posted in: Kesha

Lou Reed, a rock legend who fronted the Velvet Underground and wrote a majority of that band's singles, passed this morning, according to Rolling Stone.

He was 71 years old.

Posted in: R.I.P.