Watch S1, EP16: The Peanut Reaction with Fubo for $0 Today
Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.
Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.
More episodes
The Big Bang Theory
S2, EP11 "The Bath Item Gift Hypothesis"Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.
The Big Bang Theory
S2, EP12 "The Killer Robot Instability"When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important teammate in an upcoming fighting-robot competition.
The Big Bang Theory
S10, EP13 "The Romance Recalibration"Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.
The Big Bang Theory
S2, EP13 "The Friendship Algorithm"Sheldon develops a scientific procedure for making friends; Kripke controls a new supercomputer.
The Big Bang Theory
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.
