$50.00 Off your next party. Batter Birthdays is here to help your kids make their cake and eat it too! Have a baking bash with a hands-on baking and decorating party! From cupcakes to pizza to sushi making, Batter Birthdays will provide party entertainment and a sweet treat for every child to take home. Whatever the occasion, Batter Birthdays is here to make your next birthday party or special occasion even BATTER!