The Tonight Show host Jimmy Fallon joined the chorus of adoring voices over MSNBC “map daddy” Steve Kornacki this week. During a segment on The Tonight Show, Fallon surprised Kornacki in his office…and ended up on cleaning duty.“We once went into his office just to interview him, and it is a mess,” Fallon told his audience.Footage then showed Fallon navigating the MSNBC office space to find Kornacki’s digs…which were a dreadful mess, chock full of wrappers, boxes, papers and discarded neckties.“Has he been living in here?” Fallon wondered as he began rifling through the carnage.Related: Twitter all twitterpated over the return of Steve Kornacki and his boardAt a certain point, Fallon then just began shoving papers and random objects into.