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"Building sandcastles in a satin gown. Boogie boarding in a tuxedo. Sunbathing in a top hat. Confused? If so, you can probably relate to the unsuspecting Coney Island beachgoers who witnessed this year's Black Tie Beach Day.\nImprov Everywhere coordinated the snazzy sand 'n' surf soir\u00E9e. Hundreds of participants dressed up fairytale ball-style and hit the beach for a sunny Saturday afternoon filled with typical seaside activities. \nThe professional pranksters pulled off the stunt last month and just released a YouTube video of the shenanigans that show the hilariously confused reactions at the event.\nBONUS: Exclusive Photographs of Black Tie Beach Day \n\n\nBlack Tie Beach Day\n\n\n\n\n\n\n\n1. Bow Tie and Beach Towel\n\n\n\n\n\n\n\n\n\n\n\n2. \"What's this guy's deal, Mommy?\"\n\n\n\n\n\n\n\n\n\n\n\n3. Cheers, Darling\n\n\n\n\n\n\n\n\n\n\n\n4. Prom 1998 -- Wooo!\n\n\n\n\n\n\n\n\n\n\n\n5. Tails in the Surf\n\n\n\n\n\n\n\n\n\n\n\n6. Nap Sand Fort\n\n\n\n\n\n\n\n\n\n\n\n7. Contemplative \n\n\n\n\n\n\n\n\n\n\n\n8. Taking a Stroll\n\n\n\n\n\n\n\n\n\n\n\n9. Frolic\n\n\n\n\n\n\n\n\n\n\n\n10. Swimmies for Safety First\n\n\n\n\n\n\n\n\n\n\n\n11. Sand Strut\n\n\n\n\n\n\n\n\n\n\n\n12. Confused Beachgoer\n\n\n\n\n\n\n\n\n\n\n\n13. Making a Splash\n\n\n\n\n\n\n\n\n\n\n\n14. Hmmm\n\n\n\n\n\n\n\n\n\n\n\n15. Hugs?\n\n\n\n\n\n\n\n\n\n\n\n16. Also Formal Robot Day?\n\n\n\n\n\n\n\n\n\n\n\n17. Frisbee Time\n\n\n\n\n\n\n\n"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/09/10/improv-everywhere-black-tie-beach-day-2012/>