Missy makes a new friend on Young Sheldon. "German for Beginners and a Crazy Old Man with a Bat" is the 20th episode of the show's sixth season.

Georgie takes his daughter to work on Young Sheldon. "A New Weather Girl and a Stay-at-Home Coddler" is the 19th episode of the show's sixth season.

“Future Worf and the Margarita of the South Pacific” Pictured (L-R): Zoe Perry as Mary, Raegan Revord as Missy, Annie Potts as Meemaw, Lance Barber as George Sr., Montana Jordan as Georgie, and Iain Armitage as Sheldon.

“Four Hundred Cartons of Undeclared Cigarettes and a Niblingo” Pictured (L-R): Zoe Perry as Mary and Iain Armitage as Sheldon.

“Four Hundred Cartons of Undeclared Cigarettes and a Niblingo” Pictured: Iain Armitage as Sheldon.

“A German Folk Song and an Actual Adult” Pictured (L-R): Iain Armitage as Sheldon Cooper and Lance Barber as George Sr.

“Little Green Men and a Fella’s Marriage Proposal” Pictured: Iain Armitage as Sheldon Cooper.

“A New Weather Girl and a Stay-at-Home Coddler” Pictured: Emily Osment as Mandy McAllister.

“A Baby Shower and Testosterone-Rich Banter” Pictured: Montana Jordan as Georgie Cooper.

“A Resident Advisor and the Word ‘Sketchy’” – Pictured (L-R): Lance Barber as George Sr. and Zoe Perry as Mary.

“Blonde Ambition and the Concept of Zero” Pictured: Raegan Revord as Missy.

Missy finds herself caught between two friends on Young Sheldon. "Little Green Men and a Fella's Marriage Proposal" is the 18th episode of the show's sixth season.