Brennan Huff and Dale Doback might be grown men. But that doesn't stop them from living at home and turning into jealous, competitive stepbrothers when their single parents marry. Brennan's constant competition with Dale strains his mom's marriage to Dale's dad, leaving everyone to wonder whether they'll ever see eye to eye.

On his latest expedition, has-been scientist Dr. Rick Marshall is sucked into a space-time vortex alongside his crack-smart research assistant Holly and redneck survivalist Will into a world populated by marauding dinosaurs and painfully slow creatures called Sleestaks. With no weapons, few skills and questionable smarts, the trio must rely on their only ally, a primate named Chaka, to try to survive long enough to figure out a way back home.

A comedy about four adolescent buddies whose raging hormones zero in on their friends mom.