Hef tweeted a selfie with Crystal before the party started, then followed with a shot of her twerking on him with her tongue out, which is something maybe we didn't need to see. And if you look closely enough, his striped "suit" appears to be of the prison variety. Oh well, it'll do — especially with prison togs being all over this holiday season.
But holy double vision, Batman: Crystal Hefner wasn't the only one inspired by Cyrus for Halloween.
Crystal, of course, was mimicking the nude "after" get-up — as in, what Miley wore after she stripped down from the onesie — though the former Playboy model notably bared much less than the "We Can't Stop" singer had in her nude latex two-piece.