Mariah’s Unique Take on the Bottle Cap Challenge!Posted on July 9, 2019 at 7:11 am Check out her take on the challenge! View this post on Instagram Challenge accepted! #bottlecapchallenge A post shared by Mariah Carey (@mariahcarey) on Jul 7, 2019 at 9:00am PDT Meanwhile, Justin Bieber Continues to challenge Tom Cruise! View this post on Instagram I nominate Tom cruise and Hailey Bieber A post shared by Justin Bieber (@justinbieber) on Jul 7, 2019 at 4:47pm PDT