tomfoolery815:

Joel McHale is making a pit stop in Charming before heading back to Greendale this fall. TVLine has learned that the Community star has booked a multi-episode arc in Sons of Anarchy‘s upcoming Season 5. McHale joins the gritty FX drama as Warren, a handsome conman who picks the wrong person to double-cross.

http://tvline.com/2012/07/13/joel-mchale-sons-of-anarchy/