The Big Bang Theory

Synopsis (also check out the trailer below):
The Big Bang Theory is a sitcom centered around a group of friends, every one of them quirky in their own way. Leonard (Johnny Galecki) and Sheldon (Jim Parsons) are roommates, Howard (Simon Helberg) and Raj (Kunal Nayyar) are colleagues and friends of Leonard and Sheldon. Bernadette (Melissa Rauch), Howard’s girlfriend, is a microbiologist and Amy (Mayim Bialik), Sheldon’s girlfriend, is a neurobiologist. All are geeky and do research at the university except for Penny (Kaley Cuoco), waitress and aspiring actress, who lives across the hall from Leonard and Sheldon.