Dellin Betances and Andrew Brackman stole the show as a towering Milli Vanilli tag-team, while Monday's starting pitcher, Hector Noesi, donned a frilly purple outfit to represent Prince.
Summoning Guns N' Roses, infielder Brandon Laird strummed a guitar under Slash's famous top hat, while catcher Jesus Montero made the coaching staff howl with an attempt at dancing in extra-baggy M.C. Hammer pants.
"I don't like to embarrass the guys, but they don't embarrass," manager Joe Girardi said. "They're all being good about it. They get a nice dinner out of it, I know that."
Everyone seemed to know Hammer's "U Can't Touch This," but when Wham's "Wake Me Up Before You Go-Go" blasted on the clubhouse speakers, reliever George Kontos wasn't sure what to do. That was unfortunate -- he was dressed as George Michael.
Still, catcher Austin Romine may have had his toughest assignment of the year, asked to dress up in a wig and lace outfit that Madonna might have selected for her "Like A Virgin" tour.
"That's the ugliest I've ever seen," pitcher Boone Logan cackled.