The Big Bang Theory
The Explosion Implosion
Season 11 Episode 4 of 24
Leonard is devastated when his mother befriends Penny. Howard and Sheldon bond when they drive into the desert to shoot off a model rocket. Christine Baranski guest stars
The Big Bang Theory airs on E4 +1 at 9:05 AM, Thursday 25 December. (Subtitles, audio description.)
Topics
Movie ➝ Drama
Sitcom
Johnny Galecki
Actor
Jim Parsons
Actor
Kaley Cuoco
Actor