Perpetual Motion Squad-A Big Bang Theory Podcast

Penny wishes Leonard a happy birthday which she knows is this upcoming Saturday, when she expects him to at least come in for his free piece of birthday cake at the restaurant. She is shocked to learn that Leonard not only does not celebrate his birthday, but that he's never had a birthday party. Regardless of Leonard's wants, Penny decides to throw him a surprise party. Although she gets help from Sheldon, Howard and Raj, ...

The guys are surprised to see a beautiful young woman in Sheldon's office. They are even more surprised when they learn that she is Sheldon's fraternal twin sister, Missy Cooper, who is in town only for two days to attend a friend's wedding. Against Sheldon's wishes, Leonard invites her to stay with them, which she accepts. Leonard, Howard and even Raj (who is participating in a pharmaceutical study, which includes ...

With the perennial winning team not participating this year, Leonard, Howard and Raj feel that their foursome are the sure winners of this year's edition of the university's physics bowl. They have to talk a reluctant Sheldon into entering with them, which they do manage to do. They regret doing so after Sheldon takes control of everything and as such has taken any fun out of the process. After the threesome kick Sheldon of...

Fifteen year old genius Dennis Kim is a physics doctoral candidate who Gablehauser wants at the college at any cost. Dennis is much like Sheldon was at that age, with the ego and arrogance to match. As such, Sheldon doesn't like Dennis, especially after Dennis criticizes Sheldon's work on string theory, which is his primary research. But Sheldon realizes that one of the comments Dennis makes about his research is indeed tru...

Germaphobe Sheldon is more hyper-vigilant than ever after Penny comes back from Nebraska where she was visiting with family who were sick with an unknown bug. Regardless, Sheldon does come down with a bug. Leonard enacts "Code Milky Green", a protocol between himself, Howard and Raj to avoid Sheldon at all cost because of his illness. They decide to attend a Planet of the Apes (1968) marathon at a local cinema. So Sheldon...

Penny has the role of Mimi in a one-day workshop stage production of "Rent" and invites Leonard and Sheldon to see her perform. Based on hearing Penny sing badly, Leonard and Sheldon decline; Leonard even lies to her to get out of it. Sheldon feels uncomfortable being part of Leonard's lie, so he takes proactive measures to get out of the lie; his actions don't hurt Penny but they confuse Leonard. But Sheldon take...

Leonard finds a letter in the trash can, the letter an invitation for him and Sheldon to speak at an upcoming conference on the topic of their latest joint research findings. Sheldon threw the letter out since he didn't want to do it. This brings to the forefront several issues. Has Sheldon thrown out any other important letters to Leonard? Who has the right to their joint intellectual property, especially if Leonard wants to p...

Raj's parents back in New Delhi have set him up with a childhood acquaintance of his named Lalita Gupta, who has just moved to California. Their plan is for the two to get married. Raj does not want to meet with Lalita let alone get married to her if only because he still has difficulties even speaking to women. Howard decides to take matters into his own hands to get Raj to at least meet with her. Meanwhile, Penny, wanting to ...

Penny receives an unwanted visitor from Nebraska named Christy. In Penny's eyes, Christy is a loose woman with no morals. Hence, Christy is ripe for the picking by Howard. As Howard and Christy have a spontaneous get together using Penny's bedroom, Penny decides to ask Leonard and Sheldon if she can sleep overnight at their place, which elicits different responses from Leonard and Sheldon. Beyond Penny's sleeping proble...