To celebrate Father's Day, Huffington Post is hosting a Facebook Live booth at Shake Shack in Madison Square Park. Children and parents are invited to shoot their conversations, which will be broadcast live to Huff Post's 7 mil+ Facebook followers. And the prize for saying sweet things to your pops? A $10 Shake Shack gift certificate - that's intergenerational, for sure. HuffPost x Shake Shack Father's Day Event Details
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