WARNING: The following song will get stuck in your head.
Rebel Wilson and Ellen DeGeneres have teamed up to form a rap duo named "Rebellen," performed a track off their (fake) album, "White Ladies Rapping," on today's episode of the latter's talk show.
This is actually the second time DeGeneres and Wilson have broken it down for fans, following a memorable rendition of Shoop.
Prepare to be singing "Watching Cats on the Internet" for days and check out the impressive performance now. Then, click through other memorable moments in Ellen history...