Add membership ($5) to your cart
Link: http://www.lids.com/club
Then use this code $5OFFMLB2K10 and watch price goes down to $0.00.
They won't ship you just the membership card though, so add the lowest item
you can find to get free shipping to store.
I got Link: http://www.lids.com/pid/20105747
for 70c after discount (reflected in cart).