WATCH: English singer-songwriter Adele performs live from the set of "The Late Show with David Letterman."
The Grammy winner is belting out her signature songs "Live on Letterman" from the Ed Sullivan Theater in New York City.
Other artists who've appeared "Live on Letterman" include Katy Perry, Brad Paisley, Bon Jovi, Sheryl Crow and Mary J. Blige.
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