Guest Star: Sophie Oda
The Hofstadter Insufficiency
Season 7, Episode 1 - Aired September 26, 2013
With Leonard still away at sea, Sheldon and Penny bond by sharing some intimate secrets. Meanwhile, still recovering from his break-up from Lucy, Raj tries to get back on the dating scence. Elsewhere, Amy and Bernadette attend a biology convention together.
Appeared as Grace