Amy Farrah Fowler: Ooh, you just chose champions. It's like we're re-enacting the ancient German practice of trial by combat.
Penny: It's also like when the Mountain fought the Red Viper in Game of Thrones.
Bernadette Rostenkowski: Leonard makes you watch that, too?
Penny: No, I like that show. It's got dragons and people doing it.
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From: The Big Bang Theory