Sombr ’s just like us — apparently he also can’t get enough of Obsession and Off Campus . The 20-year-old singer-songwriter released his new music for “My Body Isn’t Ready” on Thursday, which featured a few famous faces. Josh Heuston , who played college band frontman Justin in Prime Video’s hit romance show Off Campus , and Inde Navarrette , the breakout star of Curry Barker ’s surprise box office hit Obsession , star alongside Sombr in the video. The over-four-minute music video starts off with Sombr walking up to a Hollywood Hills house party and finds Heuston showing off his new art piece while Navarrette sits by the pool eating watermelon. Navarrette and Sombr meet as he builds towards the chorus.…