Unraveling the Mystery: A Big Bang Farewell
Show: The Big Bang Theory --> Season: 12 - Season 12
AirDate: 5/16/2019
Runtime: 20
Voting: 8.067 (15)

Overview: Johnny Galecki and Kaley Cuoco will lead fans on a trip down memory lane, sharing some of the best-kept backstage secrets and personal memories from the past 12 years.