Seth Meyers September 21, 2017 4:23 am ‘Late Night': Bobby Moynihan Reveals the Story Behind ‘David S. Pumpkins' Seth Meyers chats with “Saturday Night Live’s” Bobby Moynihan, who talks about how he came up with Tom Hanks’ iconic “David S. Pumpkins” sketch. US & World Videos 1:49 Finalists in math competition hope their model helps ease housing crisis 14:31 @Issue extra: Seth Moulton on pro-Palestinian protests, TikTok and more 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 1:17 Patriots player visits Franciscan Children's Hospital 5:54 Pro-Palestinian protest taking over college campuses