Only a few months have passed since Sombr released I Barely Know Her , and judging from his new single, “Homewrecker,” he now knows her. “I don’t wanna talk down on your lover,” he sings on the upbeat pop song. “I don’t wanna be a homewrecker/I just know I can be better, be better, be better.” All this as he and she “contemplate just one more round of love before you go home to another one.” Talk about moving fast, but it all sounds playful. In the song’s music video, Sombr (real name Shane