Popsugar Celebrity Celebrity Facts Who Is Jessie J? 6 Fascinating Facts About Channing Tatum's New Girlfriend, Jessie J 12 October 2018 by Monica Sisavat Solís View On One Page Photo 2 of 3 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by J E S S I E . J (@jessiej) on Apr 10, 2018 at 10:26pm PDT Share This Link Copy ← Use Arrow Keys → 2 She has a handful of famous friends. Yep, Jessie is friends with Benji and Joel Madden (they're also her managers), Ellie Goulding, Jason Derulo, Tinie Tempah, and British TV presenter Fearne Cotton. She's written a bunch of your favourite songs. Before branching out as a singer, Jessie wrote hits like Miley Cyrus's "Party in the U.S.A," David Guetta's "Repeat," and Chris Brown's "I Need This." Previous Next Start Slideshow Celebrity FactsJessie J