For a fashion item so cyclically au courant, and in a world where every last bit of paraphernalia is lyrically fetishized, there's a surprising dearth of hip-hop odes to the bucket hat. Leave the void to be filled by late night's baby-face bawse. Having primed viewers with segments where he battled a guest known as Mets Bucket Hat Guy in a word-association game, Jimmy Fallon then delivered his rap "Get That Bucket Hat" as The Roots blazed a trap beat behind him.