Top 20 Best Young Sheldon Guest Stars

These "Young Sheldon" guest stars stole the show. Welcome to MsMojo, and today we’re counting down our picks for the most notable and memorable celebrity guest stars on “Young Sheldon.” Our countdown includes Elon Musk as himself, Reba McEntire as June, Paul Fusco as ALF, and more! Who’s been YOUR favorite guest actor on “Young Sheldon”? Let us know down below!

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