Watch S4, EP17: The Toast Derivation with Fubo for $0 Today
Sheldon is upset when he realizes Leonard is the center of their group of friends.
Sheldon is upset when he realizes Leonard is the center of their group of friends.
More episodes
The Big Bang Theory
S9, EP17 "The Celebration Experimentation"For the first time in nine years, the gang celebrates Sheldon's birthday -- surprising him with a special guest.
The Big Bang Theory
S9, EP18 "The Application Deterioration"Leonard, Sheldon and Wolowitz file for a patent on their new invention; Penny, Amy and Bernadette give dating advice to Koothrappali after his breakup with Emily.
The Big Bang Theory
S9, EP19 "The Solder Excursion Diversion"Sheldon makes a surprise revelation when Amy buys him a new laptop; Leonard and Wolowitz get sold out by Koothrappali after lying to their wives to attend a movie screening.
The Big Bang Theory
S9, EP20 "The Big Bear Precipitation"Sheldon shares a secret about Leonard when the two go on a weekend trip with Penny and Amy; Koothrappali goes all out with pregnancy gifts.
