“Chug, chug, chug!” The chanted exhortation, a staple of fraternity parties and hen nights, echoes through Crypto.com arena. The screens that hang over center ice show a middle-aged man, somewhere in the audience, draining a clear plastic cup of beer. As he finishes, he wipes the foam from his beard. The crowd cheers. A second later, the cameraman finds a young woman in a different tier of the arena; she rises, waves, swallows a cocktail, then grabs her boyfriend’s can of Modelo, pouring every last drop into her mouth. She finishes, grins, and to applause, offers an unstable bow.