![The Big Bang Theory' Celebrates 100th Episode: 'The Recombination Hypothesis' Will Explore Leonard And Penny's Future | HuffPost Entertainment The Big Bang Theory' Celebrates 100th Episode: 'The Recombination Hypothesis' Will Explore Leonard And Penny's Future | HuffPost Entertainment](https://img.huffingtonpost.com/asset/5bb551c8240000510097d896.jpeg?ops=scalefit_960_noupscale)
The Big Bang Theory' Celebrates 100th Episode: 'The Recombination Hypothesis' Will Explore Leonard And Penny's Future | HuffPost Entertainment
104 The Big Bang Theory 100th Episode Celebration Photos and Premium High Res Pictures - Getty Images
104 The Big Bang Theory 100th Episode Celebration Photos and Premium High Res Pictures - Getty Images
![Melissa Rauch at arrivals for THE BIG BANG 100th Episode Celebration, California Science Center, Los Angeles, CA December 15, 2011. Photo By: Emiley Schweich/Everett Collection Stock Photo - Alamy Melissa Rauch at arrivals for THE BIG BANG 100th Episode Celebration, California Science Center, Los Angeles, CA December 15, 2011. Photo By: Emiley Schweich/Everett Collection Stock Photo - Alamy](https://c8.alamy.com/comp/C9FK9X/melissa-rauch-at-arrivals-for-the-big-bang-100th-episode-celebration-C9FK9X.jpg)