Jaafar Jackson at the Los Angeles premiere of "Michael." Emma McIntyre/WireImage Michael Jackson's nephew, Jaafar Jackson, is portraying the King of Pop in the new biopic "Michael." Jaafar is the son of Michael's brother, Jermaine Jackson, and Alejandra Genevieve Oaziaza. He had no dance training or acting experience before being cast in "Michael," but he did make music. Jaafar Jackson is the buzziest new name from one of the most influential families in show business. The 29-year-old Los Angeles native steps into the moonwalking shoes of his late uncle, Michael Jackson , in the new blockbuster biopic "Michael." Directed by Antoine Fuqua ("Training Day," "The Equalizer") and written by John Logan ("Gladiator," "Skyfall"), "Michael" follows Jackson's career from the Jackson 5 era in the '60s to the "Bad" era in the '80s. The biopic has the support of the Jackson estate — but that's not the reason Michael Jackson's nephew was cast in the role. "It wasn't about what he was saying or even his look.…