The How I Met Your Mother star introduces M&M's newest character in L.A. Plus: Michelle Williams, Ryan Reynolds, Miranda Kerr and more
Updated: Tuesday Jan 31, 2012 | 05:00 PM EST
More from PEOPLE
- Find Out What Joe Jonas Has to Say About Exes Taylor, Demi and Gigi on WWHL's Plead the Fifth!
- Read the Cover Story: George Turns 3: The Preschool Prince!
- Melanie Griffith on Being 'Introspective' and 'Totally Curious' About Her New Path in Life
- Oprah Winfrey, Kelly Clarkson, Kerry Washington and More React to Hillary Clinton's Nomination on Twitter
- Pretty Little Liars Star Troian Bellisario Doesn't Want Any Part of the Taylor vs. Kim Feud: 'I Would Choose the Green Party'