Machine Gun Kelly and ex-fiancée Megan Fox are finding their rhythm as coparents after closing the book on their “toxic” romance. “MGK and Megan are done and only communicate about their daughter and coparenting logistics,” a source exclusively tells Us. While the “Bloody Valentine” singer, 36, “will always love Megan and have a soft spot for her,” the insider says MGK “gave up on pursuing a romantic relationship with her several months ago.” Fox, 40, and MGK (real name Colson Baker) have weathered many storms throughout their relationship, but their daughter, Saga, 17 mont...