Cooper Flagg Says He Practiced Autograph During High School Classes After Signing Rare Debut Card

[Barking Hard]

Dallas Mavericks forward Cooper Flagg signed his 1-of-1 NBA Debut Patch Autograph card on Saturday at Fanatics Fest in New York.

https://bleacherreport.com/articles/25456114-cooper-flagg-says-he-practiced-autograph-during-high-school-classes-after-signing-rare-debut-card