It's a mashup of performances from artists that few people would think of putting together, like R.E.M. and Morris Day, Rick James and Duran Duran, Hanson and Cher. Filmmaker Ahmir “Questlove” Thompson's experience as a DJ taught him enough about beats per minute and musical keys to meld things seamlessly.

Questlove's newest documentary features interviews and clips from 50 years of musical performances on Saturday Night Live.

Live is celebrating 50 years of late night comedy this year and one of the prime time specials that aired recently was 50 Years of SNL Music which featured past music performers since the show's debut in 1975.

(Photo by Evan Agostini/Invision/AP, File) The startling “cold open” for a documentary about 50 years of “Saturday Night Live” music is proof ... like R.E.M. and Morris Day, Rick James and Duran Duran, Hanson and Cher. Filmmaker Ahmir “Questlove ...

The Secret Service was involved.Saturday Night Live creator Lorne Michaels has famously said that the show's never truly banned anyone, but Rage Against the Machine almost got there.When they appeared on the iconic sketch show in April 1996,

Questlove's newest documentary features interviews and clips from 50 years of musical performances on Saturday Night Live.

Here are the best moments from the Jan. 25 episode of "Saturday Night Live," featuring host Timothee Chalamet performing Bob Dylan songs.

Questlove's newest documentary features interviews and clips from 50 years of musical performances on Saturday Night Live.

Timothée Chalamet, Jack Harlow, and Dua Lipa are the most recent celebs to take on the double-duty challenge at "Saturday Night Live."

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