Nia Vardalos by Lester Cohen/WireImage.com
, star of the monster hit movie
My Big Fat Greek Wedding
, has joined the cast of the TBS comedy
for a three-episode arc.
She'll play the "work wife" to Andy (played by comedian
), whose close friend is a twentysomething female sportswriter (
) and the focus of the show, which returns to the TBS lineup on June 12. -