Young Sheldon - Sheldon's getting married, and his sister will be in attendance! See what Missy's future holds when Courtney Henggeler guest stars on The Big Bang Theory, tonight at 8/7c on
![Big Bang Theory' Boss Talks 'Young Sheldon' Crossover Plans and Family Reunions at Sheldon & Amy's Wedding | Entertainment Tonight Big Bang Theory' Boss Talks 'Young Sheldon' Crossover Plans and Family Reunions at Sheldon & Amy's Wedding | Entertainment Tonight](https://www.etonline.com/sites/default/files/images/2018-02/1280_big_bang_young_sheldon.jpg)
Big Bang Theory' Boss Talks 'Young Sheldon' Crossover Plans and Family Reunions at Sheldon & Amy's Wedding | Entertainment Tonight
![Big Bang Theory shares sneak peek snaps of Sheldon and Amy's wedding | Big bang theory, Bigbang, The big band theory Big Bang Theory shares sneak peek snaps of Sheldon and Amy's wedding | Big bang theory, Bigbang, The big band theory](https://i.pinimg.com/1200x/0e/71/03/0e7103a518e10d1dc0cd10a0df43196b.jpg)