Ken Griffey Jr. might be able to have a backwards cap on his Hall of Fame plaque
Ken Griffey Jr.: The story behind the backward cap
Hall of Fame Open to Backwards Cap on Griffey Plaque – SportsLogos.Net News
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Better career, A-Rod or Ken Griffey Jr. : r/mlb
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Ken Griffey Jr. inducted into Hall of Fame
Swingman
Ken Griffey Jr. donned a backwards baseball hat during his Hall of Fame speech