You all know Lonnie Chavis, right? Leon Bennett / Getty Images He's the 10-year-old actor who plays the adorable younger version of Randall Pearson on NBC's This Is Us. Tap to play or pause GIF Tap to play or pause GIF Tap to play or pause GIF Tap to play or pause GIF NBC And unfortunately, like many celebrities, Lonnie has become the target of Internet trolls. But instead of fighting negativity with negativity, Lonnie decided to do something better. View this photo on Instagram instagram.com On Monday, the child star opened up to his fans in a video about the harsh comments he'd been receiving about his gap teeth. In turn, Lonnie delivered a powerful message about the effects of bullying. View this photo on Instagram instagram.com "I could get my gap fixed. Braces can fix this, but like, can you fix your heart, though?" Neilson Barnard / Getty Images "There are kids out there killing themselves just because of y’all hating, and trolling, and doing just crazy stuff." View this photo on Instagram instagram.com "I mean, it's stupid. Is it fun? No. It hurts people. People kill themselves, and you’re the one who’s making them do it." Alberto E. Rodriguez / Getty Images "Fix your heart, though. For real. I’m happy that I can handle this. I can handle this. I’m not tripping." Kevork Djansezian / Getty Images "But there are kids out here. If y’all kids are watching this, don’t trip. Be who you want to be. Do what you want to do. Do you. Be you. Believe in yourself.” Marcus Ingram / Getty Images Wow, who ever said kids are the future was totally right! P.S. gaps rule! Morgan Murrell LOL, this is a photo of me, by the way. A proud member of the Gap gang.