FINALE: The Commitment Determination
Season 8, Ep. 24
Leonard and Penny are pressured to set a wedding date by Sheldon, whose relationship with Amy has taken an interesting turn.
First Aired: May 7, 2015
The Maternal Combustion
Season 8, Ep. 23
Sheldon's and Leonard's mothers finally come face to face and their personalities collide.
First Aired: April 30, 2015.
The Graduation Transmission
Season 8, Ep. 22
Leonard and Penny are headed to New Jersey, where Leonard is scheduled to give a high school commencement speech. Raj's father is tired of his reckless spending habits.
First Aired: April 23, 2015.
The Communication Deterioration
Season 8, Ep. 21
The guys clash about a message that could be used for contacting aliens.
First Aired: April 16, 2015.
The Fortification Implementation
Season 8, Ep. 20
When Sheldon and Amy build a blanket fort, they come to major crossroads in their relationship. Also, Wolowitz meets the half-brother he never knew he had.
First Aired: April 9, 2015.