"The Maternal Combustion"
Personalities collide when Sheldon and Leonard’s mothers finally meet. Meanwhile, Howard finally decides to "man up” and do his fair share of the housework – but not without a little help from his friends.[button color="blue" size="big" link="http://www.cbs.com/shows/big_bang_theory/video/" target="blank" ]Watch The Full Episode![/button]
While Sheldon gets praised by his mom, Leonard gets nothing from his mom.
Sheldon's mom has a hard time getting along with Leonard's mom.
Leonard believes Sheldon is hogging all the attention.
Howard, Raj, and Stuart decide to be adults and clean the kitchen.