. . . . . . . . . . . . . . . . . . . "The Tangible Affection Proof"@en . . . . . . . "Leonard, Penny, Howard, and Bernadette go to dinner for Valentine's Day while Sheldon and Amy search for the perfect gift for each other. Stuart and Raj plan a party for individuals who are not in a relationship at the Comic book store."@en . . . . . . . . . . . . . . . . . . "2013-02-14"^^ . . . . . . . . . . . . . . "Will you be my valentine?"@en . . . . . . . . . . . . . . . "Leonard, Penny, Howard, and Bernadette go to dinner for Valentine's Day while Sheldon and Amy search for the perfect gift for each other. Stuart and Raj plan a party for individuals who are not in a relationship at the Comic book store."@en . . . . "Season 5"@en . . . "The Tangible Affection Proof"@en . . . . . . . . . "6"^^ . . . . . . "Season 7"@en . . "16"^^ . .