Photo Credit: Christopher Polk/Billboard via Getty Images Cardi B turned the 2026 BET Awards into her personal runway, delivering a high-octane performance in an eye-catching custom look by avant-garde fashion label Windowsen. Never one to shy away from theatrical dressing, the rapper embraced bold proportions. She also played with daring cutouts and vibrant colors as she opened the show with a medley from her latest album, “Am I the Drama?” Th…