Leonard is aghast to find out a secret of Penny’s: she believes in psychics. Meanwhile, Sheldon tries to assist Koothrappali in picking up a girl at a university party.

When a fight leads to Penny and Leonard no longer speaking to each other, Sheldon goes to extraordinary lengths to try to keep them both happy.

Part 14: Beyond the Big Bang
Season 1, Episode 14 – Aired: 9/4/2007
The universe began with a massive expansion, billions and billions of years ago, and it continues to expand with every passing second. The idea that the universe, and mans very existence, began with a Big Bang is no longer a topic of debate among most scientists it is essentially taken as fact.

The Big Bang Theory is a comedy series about four young scientists who know all about the world of physics, and one girl, who gives the physics world a real spin.

When a fight leads to Penny and Leonard no longer speaking to each other, Sheldon goes to extraordinary lengths to try to keep them both happy.