Jimmy Fallon September 21, 2017 4:23 am ‘Tonight': Fred Armisen's Noise Remix Jimmy Fallon has Fred Armisen record some noises, like laughs and gasps, and uses the Samplebot app on his iPad to remix them into a song. US & World Videos 1:02 20% of nurses to leave field within 2 years 1:36 WATCH: Some of the most talked about looks at the Met Gala 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