I'd help you out if I knew anyone else, but you've got all the card bloggers I know. Sorry dude.
If you don't get enough you could always just put names/numbers in a hat and pick 15 that way.Or just don't pick as many, or do it like you planned and if the number has not been chosen by anyone, then there is just not a winner for that number.
Yeah I was going to do that anyway I just wanted to scare people so we could get 100.
I've done two contests in the past few months...30 people is a lot. if your over that, your doing something right...
i think i have about 45