Following the news this morning of the death of teen idol Corey Haim, fans and stars logged on to their Twitter accounts to express their sympathies.
Alyssa Milano: "Just woke up to the sad, sad news that Corey Haim passed away. RIP sweet boy," the actress dated Haim from 1987 to 1990.
Ashton Kutcher: "RIP Corey Haim Childhood Hero"
Christina Applegate: "My thoughts go out to Corey's family and friends today. So sad."
Ralph Macchio: "Always so sad and disturbing when the addiction and demon prevail. RIP Corey Haim."
Lisa Ling: "Goodbye Lucas. RIP Corey Haim."