NBCUniversal Inc. May 15, 2019 3:23 am ‘Late Night': Bill Hader Reveals ‘SNL' Cast Pranks Bill Hader talks about getting to meet Keith Morrison of “Dateline” and reveals how Fred Armisen pranked Seth Meyers and Colin Jost behind the scenes of “SNL.” US & World Videos 1:36 WATCH: Some of the most talked about looks at the Met Gala 3:15 NSC reviewing cease-fire proposal: ‘I don't know that it gets any more sensitive than it is right now' 2:23 Climate change is moving Tornado Alley and driving more tornado outbreaks 1:47 Reese Witherspoon and Ryan Phillippe's daughter Ava calls out body shamers 1:41 Trump fined additional $1,000 for gag order violation and threatened with jail