I saw the Ben McDonald tweet and found more examples
Johnny Bench holds a letter that asks him to prove he can hold seven balls with one hand. pic.twitter.com/wcVJN6o48n
— BaseballHistoryNut (@nut_history) August 10, 2022
Cincinnati #Reds legend Johnny Bench tries to hold seven baseballs in one hand on a classic episode of "Late Night with David Letterman"! (1983)
— Baseball by BSmile (@BSmile) December 8, 2021
⚾️ Happy 74th Birthday Johnny! #MLB #Baseball #Legend pic.twitter.com/aorBwnZsfH
Hall of Fame catcher Ernie Lombardi could hold seven baseballs in one hand pic.twitter.com/HLGQ9I8lB8
— BaseballFact (@BaseballFact) August 11, 2017
Yes I can! Not as easy as it use to be…I think my fingers are shrinking! 😂 Than you for sharing Avo! https://t.co/FRKBvaOknz pic.twitter.com/rw8QgklJMb
— Ben McDonald (@realbenmcdonald) August 8, 2022
#LSU reliever Parker Bugg can hold seven baseballs in one hand. More gems from @DellengerAdv: http://t.co/FTc6eatA5W pic.twitter.com/c859WKJCQg
— Perryn Keys (@PerrynKeys) May 14, 2015
Johnny Bench, Ernie Lombardi and Randy Johnson each holding seven (7) baseballs in one hand @srSHREK31 pic.twitter.com/oPch4GcO64
— Mot from Hartford (@vankmen69) September 12, 2016