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Leonard keeps an affair a secret from Sheldon, Howard and Raj.
Leonard keeps an affair a secret from Sheldon, Howard and Raj.
More episodes
The Big Bang Theory
S2, EP9 "The White Asparagus Triangulation"Sheldon is thrilled when Leonard starts dating a woman who meets Sheldon's stringent standards.
The Big Bang Theory
S2, EP10 "The Vartabedian Conundrum"Leonard asks Penny for advice when his new relationship starts moving too fast.
The Big Bang Theory
S2, EP11 "The Bath Item Gift Hypothesis"Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.
The Big Bang Theory
S2, EP12 "The Killer Robot Instability"When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important teammate in an upcoming fighting-robot competition.
The Big Bang Theory
S10, EP13 "The Romance Recalibration"Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.
The Big Bang Theory
S10, EP12 "The Holiday Summation"Sheldon and Amy visit Penny and Leonard after the holidays and tell them about their terrible trip to Texas.
The Big Bang Theory
S10, EP11 "The Birthday Synchronicity"While Howard and Bernadette welcome their new baby into the world, Amy celebrates her own birthday with Sheldon.
The Big Bang Theory
S10, EP10 "The Property Division Collision"Sheldon and Leonard disagree about how to divide their shared belongings; Koothrappali and Stuart fight to be the most helpful to Bernadette during her final weeks of pregnancy.
