Do you love Marble Slab Creamery? Then check out this awesome technique to score free ice cream at a Marble Slab Creamery. If you join the Slab Happy Rewards program, you will receive a coupon for a free cone just for signing up. You earn points for each dollar you spend at Marble Slab. For every 50 points you receive, Marble Slab gives you a $5 off reward. You also get free ice cream on your birthday. What’s not to love there? There are two ways to sign up: either on the website or by downloading the iTunes/Google Play app.