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Justin Timberlake's new movie "Friends With Benefits" opens in theaters in New York on Friday. Timberlake has been making the rounds with co-star Mila Kunis to promote his new movie, including on “Late Night With Jimmy Fallon” on Tuesday night. He took a break from talking about the film to perform a 'History of Rap, Part 2' with Fallon. Check out the video below, which begins and ends with Kurtis Blow's legendary "The Breaks."
In case you missed it, here's the duo performing "History of Rap, Part 1,' last September: