Most gays love a good pair of boobs!
I think Madonna and Kylie and Beyonce are current gay icons.
I've never really noticed Janet being seen as a gay icon. Gays love her, and she does masses for the gay community and is an icon in general but not really in the same way as the others. Maybe if she had the big hair, glittery dresses throughout her career.
Gay icons seem to border on tranny, whereas Janet is more tomboy