A music video for the 1991 song "What Is This Thing Called Love" by the American rhythm and blues recording artist Alexander O'Neal, a single released from the album "All True Man".A music video for the 1991 song "What Is This Thing Called Love" by the American rhythm and blues recording artist Alexander O'Neal, a single released from the album "All True Man".A music video for the 1991 song "What Is This Thing Called Love" by the American rhythm and blues recording artist Alexander O'Neal, a single released from the album "All True Man".