. . . "Trying to figure out Howard's card trick."@en . . . . . . . . "The Prestidigitation Approximation"@en . . . . . . . . . "4"^^ . . . . . . . . . . . . . . . . . . . . "2011-03-10"^^ . "Season 3"@en . . . . . . . . "18"^^ . . . . "Priya feels threatened by Leonard hanging out with his ex-girlfriend Penny all the time and tells Leonard that he has to cut the cord with her. Meanwhile, Sheldon attempts to figure out Howard's magic trick."@en . . . . . . . . . . . "Priya feels threatened by Leonard hanging out with his ex-girlfriend Penny all the time and tells Leonard that he has to cut the cord with her. Meanwhile, Sheldon attempts to figure out Howard's magic trick."@en . . . . . . . . . . . . . . . . . . . . . . . . "The Prestidigitation Approximation"@en . . . . . . . . . . . . "Season 5"@en . . . . . .