09/23/2010 (09:00PM - 09:30PM) (Thursday) : MICHAEL HIRES A NEW OFFICE ASSISTANT AND CAUSES OUTRAGE IN THE OFFICE- KATHY BATES ("Valentines Day," "The Blind Side") AND EVAN PETERS ("One Tree Hill," "Kick Ass") GUEST STAR�Michael (Golden Globe winner Steve Carell) refuses to fire the new office assistant (guest star Evan Peters) after everyone complains about his bad attitude. Andy (Ed Helms) plays it cool after Erin (Ellie Kemper) shows interest in another man. Meanwhile, Pam (Jenna Fischer) tries to impress Jim (John Krasinski) by pulling an office prank of her own. Leslie David Baker, Brian Baumgartner, Kate Flannery, Mindy Kaling, Angela Kinsey, Phyllis Smith, Oscar Nunez, Creed Bratton, Paul Lieberstein, B.J. Novak, Craig Robinson, Rainn Wilson, and Zach Woods also star.