Jeff Daniels will join Jon Heder and Diane Keaton in the comedy
Mama's Boy, according to Variety.
Directed by Tim Hamilton. Heder plays a slacker who must re-evaluate his life after his mom, with whom he lives, gets a new boyfriend, a self-help guru. Daniels will play the suitor, who begins to edge the youth out of the house, prompting a mano-a-mano confrontation.