Why you should watch Star Trek: Discovery, The Deuce, and more
Sheldon helps Koothrappali pick up women at a university mixer; and Leonard is shocked to learn that Penny believes in psychics. Abby: Danica McKellar.
Doofenshmirtz teaches science at a local high school, where his daughter is a student; Phineas and Ferb build an antique biplane for a Father's Day gift.
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