Lil Nas X has returned to the fold. On Sunday night, the “Old Town Road” artist took to X, sharing a couple of new selfies where he’s wearing grills. “Out of rehab i guess,” he wrote, “Hi guysss!” Earlier this month, the rapper hopped on Instagram to reveal that he’s been diagnosed with bipolar disorder , something he said he felt like he had “known” about for a few years but didn’t “want to admit.” “I didn’t want to have to take medication and have people think different of me,” he explained. He continued, “I’m already Black and gay, like damn, God. Come on, Black, gay, and bipolar? I’m living life on extreme hard mode. On a serious note, I’m doing much better, I’m feeling better. I’m creating freely, and there’s less fear in my heart, and I’m smelling the roses. I’ve been doing music for seven years now. Speaking of music, I want to let you guys know there’s new music on the way.…