And the youngest fan in baseball history is ...
The one pictured on a cardboard cutout seated down the third-base line at Cincinnati's Great American Ballpark _ an ultrasound of Adam and Kayleigh Nemo's pending first child _ courtesy of Adam's brother Aaron.
"I wish I could say my heart was in an amazing place from the beginning and I was just there to do something very sweet," the Reds fan told Cincy's WXIX-TV of the unusual baby reveal, "but I kind of wanted to do something weird."