'Talk About It for Epilepsy!' Presented by Sunovion: Live from Hollywood, an 8-Hour Netathon

Join Host Greg Grunberg and his celebrity friends for a special live stream to help raise awareness for epilepsy and seizures.

Hollywood Promises To Talk About It! ...You Will Too. Featuring Greg Grunberg (Grunny), Hayden Panettiere, John Mayer, Zachary Quinto, Chris Pine, Dr. Drew, Drew Pinsky, Ron Rifkin, Jennifer Garner, Milo Ventimiglia, Kristen Bell, with Jason Bateman, Kristin Cavallari, Joe Mantegna, James Denton, Hayes Macarthur, Ali Larter, Jason Lee, Selma Blair, Michael Vartan, Adrian Pasdar, Sean Hayes, Odette Yustman, Jack Black, Josh Kelley, Balthazar Getty, Jack Coleman, John Elway, Hugh Laurie and Evangeline Lilly