Are you ready for this?
It's my Gem Mint 10 Joe Dimaggio!
It's not quite the Gem Mint 10 you were hoping for right?
Never mind that my "10" card clearly has an imperfection...it's toward the upper left above "Baseball's All-Time Greats"...here's a closer look:
And in case you think maybe all the versions have this defect, there are plenty of examples of a more perfect version that don't have the spot.
It was just a fun card in the $1 bin.