Recall some interview of the Go Go's back in the '80's and all of the band members boasted on the number of one night stands they had and were sort of competing with each other on who could bang the most while on tour, in each city, etc. But Belinda got most of the attention.
Same with Susanna Hoff of the Bangles.
And then there is the insatiable hunger of Jeniffer Love Hewitt, not exactly in a band, but that is a couple decades later...