Leonard and Penny come to terms with their feelings for each other, as Leonard prepares himself for a three-month long science trip.
Things begin to look up for Leonard when Penny makes a surprising revelation on her second date with Stuart. Meanwhile, Wolowitz enlists his friends’ help when he discovers a critical design flaw in his project for NASA.
Leonard and Koothrappali take a heartbroken Wolowitz to Las Vegas, leaving Sheldon locked out of his apartment and forced to bunk with Penny.
A fellow comic book enthusiast’s hitting on Penny leads to Leonard and Howard going to a bar’s Ladies’ Night.
Penny feels threatened when another sexy woman moves into the apartment building.
Penny’s business selling hair products out of her apartment gets out of hand when an over-caffeinated Sheldon takes charge.
The gang is thrilled when they learn Terminator: The Sarah Connor Chronicles’ Summer Glau is also aboard their train to San Francisco.
Leonard and Penny come to terms with their feelings for each other, as Leonard prepares himself for a three-month long science trip.
Things begin to look up for Leonard when Penny makes a surprising revelation on her second date with Stuart. Meanwhile, Wolowitz enlists his friends’ help when he discovers a critical design flaw in his project for NASA.
Leonard and Koothrappali take a heartbroken Wolowitz to Las Vegas, leaving Sheldon locked out of his apartment and forced to bunk with Penny.
A fellow comic book enthusiast’s hitting on Penny leads to Leonard and Howard going to a bar’s Ladies’ Night.
Penny feels threatened when another sexy woman moves into the apartment building.
Penny’s business selling hair products out of her apartment gets out of hand when an over-caffeinated Sheldon takes charge.
The gang is thrilled when they learn Terminator: The Sarah Connor Chronicles’ Summer Glau is also aboard their train to San Francisco.
