I have been doing this now for a few months and i have gotten these:

Drew Carey: Price is Right, sent email.
Les Stroud ( Survivor Man )
Bear ( Man Vs Wild )
Denise Masino ( Body Builder, Actress B movies/Adult)
Tim Greene ( Author and former NFL Player )
Gabrielle Reese ( model, athlete )
Dave Rose ( BYU's Men basketball coach )
Tom Izzo ( Michigan State basketball coach)
Stew Morrill ( Utah State basketball coach )
Paula Dean ( Food Network )
Gordon Ramsey ( Chef )
Andrew Zimmern (Travel Channel, Food Show )

I have also just sent out a baseball to Nolan Ryan, and pictures to Alan Alda, and Drew Brees. I am waiting for Bruce Hornsby, Jim Brickman, Dirk Nowitzki, Jason Kidd, John Paxson, Danny Ainge, Frank Thomas, Dikembe Mutumbo, Shane Battier, Harmen Killabrew, Andre Kirelinko, Jerry Sloan, Dick Vitale, Coach K, and Bobby Knight. I will post scans when i get them.