The Big Bang Theory Season 12 Episode 15
The Big Bang Theory
Watch The Big Bang Theory Season 12 Episode 15 Online in HD. Penny tries to seduce an abstaining Leonard to ruin his "donation" for her ex-boyfriend, Zack, and his wife, Marissa. Also, Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip.
- Genre: Comedy
- Country: United States of America
- Director: Chuck Lorre, Bill Prady
- Cast: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Mayim Bialik,
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