Season 8, Episode 24 - The Commitment Determination
Aired May 7, 2015
After Sheldon upsets Amy on their fifth anniversary date night, Sheldon and Amy both think about the state of their relationship. Meanwhile, Sheldon's relationship reflection pushes Leonard and Penny to reexamine their engagement. Raj rethinks his relationship with Emily, while Howard and Bernadette try to make a change to their homelife.