[s9e9] The Platonic Permutation -

For more details on the episode's script and dialogue, you can view the full transcript on Big Bang Trans .

Jim Parsons, Mayim Bialik, Johnny Galecki, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Laura Spencer [S9E9] The Platonic Permutation

Information Leonard learned from Penny's journal included the fact that she had a pet pig named Moondance and a dog named Pepper . For more details on the episode's script and

Elon Musk appears as himself, sharing a moment with Howard while washing dishes. Sheldon has two tickets for a Thanksgiving buffet

Sheldon has two tickets for a Thanksgiving buffet at the aquarium. After his friends decline, he gives them to Amy, who suggests they go together as friends. During the outing, Sheldon uses a list of "safe" conversation topics, but the discussion eventually turns to Amy’s recent dating life. Later, Amy calls Sheldon and asks to be his girlfriend again, but Sheldon declines, stating he is still hurt and prefers to remain friends for now.