News Justin Bieber Flashes Abs After Hiking Excursion in Hollywood Hills By Lynda Brendish 6:49 PM PDT, September 4, 2016 This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page. 14:02Justin Bieber Goes Shirtless Hiking in LA -- See the Pic!01:44Justin Hartley on Making Movie Magic in New Netflix Christmas Fl…01:28‘Bachelor in Paradise’ Recap: Must-See Moments From the Season 8…01:45Maya Rudolph on Advice She'd Give Her Younger Self During ‘SNL’ …01:32‘This Is Us’ Star Jon Huertas on Stepping Behind the Camera to D…09:19Why 'Family Karma's Anisha Ramakrishna Is Keeping Her Marriage O…02:36Michael Jackson's Son Prince Shares Advice to Kids Grieving Loss…03:17'Sister Wives': Kody Claims He Could Handle Having Brother Husba…02:25Tim Roth's Son, Cormac, Dead at 2502:12Carson Daly 'So Bummed' Blake Shelton Is Leaving 'The Voice' (Ex…06:00Millie Bobby Brown Reacts to Viral 'Stranger Things' Fan Theorie…02:30Ice-T Reacts to Longest-Running Actor Title and Breaks Down 'Ice…08:25Faye Clarke on Upping the 'Below Deck' Game With 'Adventure' Ser…03:25Matthew Perry Says He Felt 'Nothing' When 'Friends' Ended01:48'The Winchesters' Sneak Peek: John, Mary and Their Friends Break…08:02'Firefly Lane': Katherine Heigl and Sarah Chalke on Saying Goodb…01:41Dale Moss Reacts to Ex Clare Crawley’s Engagement (Exclusive)01:25Whoopi Goldberg Reacts to Emotional Interview With Chadwick Bose…02:34Royal Author Claims King Charles Has 'Volcanic Temper’ Justin Bieber hit up a Los Angeles hiking trail over Labor Day weekend, taking the opportunity to strip down and flaunt his chiseled abs. The "Sorry" singer was clearly feeling the heat of the California sun during the hike in the Hollywood Hills. He peeled off his shirt to rep his Calvin Klein undies and rock his six-pack au naturel. WATCH: Justin Bieber Takes Sofia Richie to Mexico Following Her 18th BirthdaySplash News While rumored girlfriend, Sofia Richie, wasn't with Bieber this time, she wasn't far away. The 18-year-old model posted an Instagram snapshot also from an LA-area hiking trail on Saturday. Bieber whisked Richie away to Mexico late last month to celebrate her 18th birthday. While the singer recently shut down his own Instagram account, Richie happily chronicled the getaway on her social media channels. NEWS: Justin Bieber Goes for a Shirtless Jog While Sofia Richie Spends Quality Time With Her FamilyMaybe the 22-year-old ran his tab a little high on the Mexico trip, because a few days later his credit card was declined at Subway. Luckily, a Belieber was around to foot the bill for the foot-long! Find out more in this video.Justin Bieber's Credit Card Is Declined, Fan Buys Him His Meal This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page.