Just like humans at regular proms, the puppies at The Salty Paw's Puppy Prom awkwardly stood around for a while, nodding to Kid Cudi and stealing food, before proceeding to canoodle with one another:

Erika Searl, Cubby’s owner, said she couldn’t tell whether Cubby and her 5-year-old Yorkie, Ginger, wanted to get dressed up. “But they had to,” said Searl, a Hell's Kitchen resident, “because it’s Puppy Prom!”

'Local Pooches Dress to the Nines for Downtown Puppy Prom' [DNA Info]