S08E23 The Maternal Combustion The Big Bang Theory
calendar_today 2007. Chuck Lorre. Bill Prady.
people Johnny Galecki. Jim Parsons. Kaley Cuoco. Simon Helberg.
Personalities collide when Sheldon and Leonardâ€™s mothers finally meet. Meanwhile, Howard finally decides to â€œman upâ€ and do his fair share of the housework â€“ but not without a little help from his friends.