...technically, he isn't SUPPOSED to have any of the vodka. There are always better things to drink and North takes some form of care to discourage it, as a somewhat responsible adult.
But Jack DOES love bending rules. So he snags the glass, and sniffs at it himself-
Eugh. Bitter. Awful. But like, he's cool. He's HIP. 300 plus years old, even.
Yeah, he sprays his first mouthful out on reflex. It shoots out like alcoholic shave ice and IT TASTES BAD.
"I meant go cause havoc with the elves mate - not ruddy DRINK it yasel-" and its far too late as Bunnymund is caught in the rather violent spray of orange juice, vodka and frost spit that coats his precious fur in the worst dusting of ice. He yelps and nearly flies up into the ceiling with a bound of disgust, paws already slapping away at what will undoubtedly be a horrific sticky mess in his fur. "I warned ya - North got ta it! What did ya think that meant??"