Baskin-Robbins promises sweet waffle cone upgrades to customers and is donating 75 cents for every ice cream float sold to the United Service Organizations Atlanta-based Carvel is offering Buy One, Get One Free deal of its soft serve in a cup or cone Sub Zero Ice Cream is offering a free waffle bowl upgrade Friendly's is running its Sprinklefest, which means single scoops for $1.99 and double scoops for $2.99 PetSmart is giving away a free sample of its doggie ice cream at its PetsHotel locations