Major Lazer combined his EDM sound with Nigerian star Mr. Eazi’s Afrobeat rhythm on Thursday (Sept. 10) for “Oh My Gawd,” a hip-shaking track featuring fellow Nigerian musician K4mo and Nicki Minaj. “Oh my gawd, I’ve never seen a bottom like this / See the way she hula hoop? I’ma jump on like this,” Mr. Eazi begins the infectious …