Celebs react to Haim death on Twitter

Countless celebrities have tweeted their condolences in response to Corey Haim's death.

According to Entertainment Weekly, the list includes Ralph Macchio, Christina Applegate, Ashton Kutcher, Marlee Matlin and Alyssa Milano.

Melissa Joan Hart revealed she'd seen the former child star just a week ago, tweeting: " No way! I just saw him last week at a Lupus event! RIP!"

Filmmaker Kevin Smith also shared his thoughts on the matter: "Lost Boy goes home: Corey Haim, dead at 38. G’bye, LUCAS. You gave hope to the weird & unlikely (sic)."

Television network A&E, which worked with Haim on The Two Coreys released the following statement on their webpage: "We are saddened by the tragic loss of Corey Haim who we had the pleasure to work with on the series The Two Coreys. Our thoughts are with his family during this difficult time."

Model Adrienne Curry wrote at length about the alleged circumstances surrounding the actor's death: "Drugs dont kill people, people kill themselves w/drugs..party in their teens&continue2do so through their 20’s and 30’s, leading2death… Corey Haim died.That is what happens when u cant grow the f— up&kick the habit.sadly,most who start dont stop.A waste of beautiful life."