Disaster in the Gulf: How Can You Help will air live Monday at 8 p.m./ET, 5 p.m./PT as a special two-hour edition of Larry King Live.
Other star guests include: Robert Redford, Ted Danson, Tim McGraw, Randy Jackson, Lenny Kravitz, Alyssa Milano, Ian Somerhalder, Melania and Ivanka Trump, Victoria Principal, Edward James Olmos, Pete Wentz, Deepak Chopra as well as Sting who will perform.
Ryan Seacrest will host a special online Social Suite for viewers taking part on Facebook and Twitter.
The telethon proceeds will go to the United Way, the National Wildlife Federation and the Nature Conservancy, among other relief organizations.
Written by: Lisa Spalla
Tags: Alyssa Milano, Cameron Diaz, Disaster in the Gulf: How Can You Help, Edward James Olmos, Ian Somerhalder, Justin Bieber, Larry King Live, Lenny Kravitz, Melania and Ivanka Trump, Pete Wentz, Randy Jackson, Robert Redford, Ryan Seacrest, Sting, Ted Danson, Tim McGraw, Victoria Principal