On tonight’s episode titled “The Intimacy Acceleration,” as a joke, Sheldon and Penny try an experiment designed to make participants fall in love. Also, Leonard, Amy, Raj and Emily spend the evening trying to escape a room with a “zombie.” And, after returning from Mrs. Wolowitz’ funeral, Bernadette and Howard run into trouble at the airport.
On an all-new “The Big Bang Theory” tonight at 8pm ET/PT on the CBS Television Network.
