The Big Bang Theory S9E9 · The Platonic Permutation

The Big Bang Theory

Season 9 · Episode 9 · The Platonic Permutation · 21 min

Sheldon and Amy try hanging out as friends when they spend Thanksgiving together at the aquarium. Also, Wolowitz reluctantly agrees to volunteer at the soup kitchen with Bernadette, Raj and Emily, and Penny discovers that Leonard knows more about her than she thought.