The Codpiece Topology - The Big Bang Theory: Season 2, Episode 2 br #movie #film #series #tvshow #tvseries br Penny is dating a new guy, so Leonard jumps at the chance to date Leslie Winkle again. Sheldon hates Leslie and resents being exiled to The Stairs to play Mario alone. Eventually, he confronts Leslie about her scientific beliefs and when Leonard doesn't agree with her, she leaves.