NBCUniversal Inc. July 17, 2019 3:30 am ‘Tonight': Jimmy Parodies Trump's ‘You Can Leave' Tweet Jimmy Fallon parodies Trump’s “If You’re Not Happy, You Can Leave” tweet, set to the tune of “Don’t Worry, Be Happy.” US & World Videos 2:39 Bruins try not to ‘dwell on the past' ahead of Game 7 against Toronto Maple Leafs 20:50 Karen Read trial: How accounts of first responders have differed 2:43 ‘On the Dot' to redevelop stretch of Dorchester Avenue 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