Get a FREE smoothie on national flip-flop day

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You can get a free smoothie from Tropical Smoothie Cafe this Friday if you go into any location sporting your favorite flip-flops.

To take advantage of this deal, you have to go into the store from 2 p.m. to 7 p.m. to get a 24 oz Jetty Punch Smoothie.

The company does this each year to raise money for Camp Sunshine, a retreat that addresses the effects of life-threatening illnesses on families.

Click here to find out more about this deal and how you can help Camp Sunshine.