Watch The Big Bang Theory with Fubo for $0 Today
Mensa-fied best friends and roommates Leonard and Sheldon, physicists who work at the California Institute of Technology, may be able to tell everybody more than they want to know about quantum physics, but getting through most basic social situations, especially ones involving women, totally baffles them. How lucky, then, that babe-alicious waitress/aspiring actress Penny moves in next door. Frequently seen hanging out with Leonard and Sheldon are friends and fellow Caltech scientists Wolowitz and Koothrappali. Will worlds collide? Does Einstein theorize in the woods?
S4, EP8 "The 21-Second Excitation"
While the guys camp out for a long-awaited movie screening, Penny and Bernadette invite Amy to her first slumber party.
S5, EP10 "The Flaming Spittoon Acquisition"
Sheldon is jealous when Stuart (Kevin Sussman), a guy from the comic book store, asks Amy out on a date.
S5, EP12 "The Shiny Trinket Maneuver"
Amy is upset with Sheldon when he isn't impressed with her recent accomplishment; Howard struggles with Bernadette's aversion to children.
S5, EP17 "The Rothman Disintegration"
Sheldon and his nemesis, Kripke, compete for a corner office; Penny feels uncomfortable after receiving a gift from Amy.
S12, EP6 "The Imitation Perturbation"
When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party; Leonard is shocked when Penny doesn't remember their first kiss.
S12, EP5 "The Planetarium Collision"
When Amy doesn't have time to work on super-asymmetry, Sheldon goes to great lengths to ensure she's available; Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.
S12, EP4 "The Tam Turbulence"
When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands; Bernadette and Penny take Raj's fiancée out to dinner to get to know her.
S12, EP3 "The Procreation Calculation"
Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage.
