Corey Oswalt

I met him at a Minor League game at Florida Auto Exchange Stadium in Dunedin, Florida in 2016, when the St. Lucie Mets came to play the Dunedin Blue Jays.

Corey signed a 2013 Topps Heritage Minor League card #46.

https://www.baseball-reference.com/players/o/oswalco01.shtml

Angelo Gumbs

I met him at a Minor League game at Bright House Field in Clearwater, Florida in 2016, when the Daytona Tortugas came to play the Clearwater Threshers.

Angelo signed a 2013 Topps Heritage Minor League card #186.

http://www.baseball-reference.com/register/player.cgi?id=gumbs-001ang

Dante Bichette, Jr.

I met him at a Minor League game at Bright House Field in Clearwater, Florida in 2014, when the Tampa Yankees came to play the Clearwater Threshers.

I met his father, Dante, just 4 months earlier.

Dante signed a 2013 Topps Heritage Minor League card #134.

http://www.baseball-reference.com/minors/player.cgi?id=bichet000dan