On tonight’s episode titled “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. Emmy Award winners Laurie Metcalf and Christine Baranski return as Sheldon’s and Leonard’s mothers, respectively.
On an all-new “The Big Bang Theory” tonight at 8/7c on the CBS Television Network.
