and is also looking for performers who are fluent in both English and Mandarin Chinese. For the challenge, Lizzo wore a navy ruffled jumpsuit with white polka dots and hoop earrings while Justin Bieber completed the challenge outfitted donning a pair of low slung mesh basketball shorts, white Calvin Klein boxers, and a light blue baseball cap. JB made it look easy, casually uncapping the cap with a swift kick. Hailey Bieber, not to be outdone, completed the challenge shortly after in an oversized T-shirt, light pink cycling shorts, and white sneakers. The kicker? She did it on a mobile lawnmower and nominated Kendall Jenner to complete the task in the caption.Instagram contentView on Instagram When I was nine, it seemed amazing. But I wouldn't have been able to deal with not writing my own songs. I don't want to lose the artistry—a lot of people in music right now are faces—manufactured. I don't want to be that.TV:And you've adopted a very rock 'n' roll look.TM: 's North American tour ramps up in September—after a couple of really cool festival pit stops at Lollapalooza and Osheaga—and while we can't wait to hear the black-haired beauty sing all our standby picks, we're secretly hoping she'll debut some new music. She didtell Billboardshe's been writing, after all!