Entertainment Celebrity Vegans & Vegetarians September 20, 2012 / 12:39 PM EDT / CBS News Pink Alec Baldwin Kristen Bell Carrie Underwood Mike Tyson Woody Harrelson Angela Bassett Emily Deschanel Tobey Maguire Olivia Wilde Jenna Dewan-Tatum Alicia Silverstone Portia de Rossi and Ellen DeGeneres Lea Michele Robin Williams (Credit: CARL COURT/AFP/Getty Images) Pamela Anderson Betty White Steve-O Sandra Oh Russell Simmons Russell Brand Richard Gere Paul McCartney Natalie Portman Michael Bolton Mary Tyler Moore Kristen Wiig Jessica Simpson Jenny McCarthy Jane Lynch Hayden Panettiere Forest Whitaker Daryl Hannah Danny Devito Chris Martin Brooke Shields Brad Pitt Avril Lavigne Alanis Morissette Aimee Teegarden Adam Young Zooey Deschanel