The following messages have been left by various celebrities on their Twitters since the death of DJ AM.
John Mayer: In complete shock.
Lindsay Lohan: i can't believe this.. i'm in shock. why? why? r.i.p. adam.
Alyssa Milano: May you rest in peace, Adam. You touched many with your light and will be missed like crazy.
Ryan Seacrest: So sad the hear about adam. a very kind and generous guy.
Dr. Drew: I lack the words to describe my feelings.
Ashton Kutcher: much love to my boy AM.
Soliel Moon Frye: Thank you for bringing so much music and inspiration to peoples lives. Rip Dj Am.
Heidi Montag: my thoughts and prayers are with DJ AM's family and friends.
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.