Just as a door closes for "Young Sheldon," a new spinoff series is kicking off with leads Montana Jordan and Emily Osment at the helm. Jordan and Osment will reprise their roles as Georgie and Mandy,

It will also depict Georgie (Jordan) and Mandy's (Osment) journey into young adulthood. There are several plot lines that have to be paid off in the new Young Sheldon spin-off. Here is a list of three theories for Georgie and Mandy's First Marriage.