Company: Carvel
Promotion: Free 3 oz Swiss Miss Hand Dipped Ice Cream
Catch: Only one day, all Thursday 9/23.  Participating locations, call to double check ahead of time.
Expiration Date: 9/23 Store close time.
Link: http://carvelicecream.wordpress.com/2010/08/31/carvel-to-give-away-free-ice-cream-september-23rd/

HalfEmptyWallet Notes: Never tried this deal but seems like a good one.  Enjoy!

Carvel: #Free Swiss Miss Hand Dipped Ice Cream on 9/23 all day Thursday! via @HalfEmptyWallet http://ow.ly/2H151