Celebs have already posted their condolences on their Twitter pages following DJ AM's shocking death at the age of 36.

Shanna Moakler: My deepest condolences for DJ AM, you were a great artist and will be severely missed. My thoughts and Prayers to his family and friends.

Kelly Osbourne: i just cant believe that adam (dj.am) is gone i dont want to believe it im in shock. he was one of the most genuine people i have ever met!

P. Diddy: DJ AM Rest In Peace...

Perez Hilton: I'm tempted to feel angry at the world/God right now, but I can't. I won't. I choose to believe Adam is free of his demons now and at peace.

John Mayer: In complete shock.

Samantha Ronson: Waiting for someone to say this isn't true.

Ashton Kutcher: much love to my boy AM

Dr. Drew Pinsky: "R.I.P. DJ AM. I lack the words to describe my feelings

Ryan Seacrest: So sad the hear about adam. a very kind and generous guy

Heidi Pratt: my thoughts and prayers are with DJ AM's family and friends