I don't have a picture of it scanned in, but my favorite is probably the 1990 Score Bo Jackson Football/Baseball... I remember being absolutely thrilled when I got that card!
I collect Peyton Manning and Griffey Jr.
My Bucket: http://s444.photobucket.com/albums/qq164/soccerscrub78
My Bucket: http://s444.photobucket.com/albums/qq164/soccerscrub78