They were a bit, a lot, after my time. More my sister's thing, but I was intrigued.
Reading up, what they went through was horrific. It just goes to show what we do not know and how much is hidden in the chase for celebrity, fame and fortune. Not by the bands, but by their managers and minders.
I didn't see it but did read about it. Just awful. One thing I do remember about the Bay City Rollers is that they sold many millions of records but ended up skint. They were ripped off by Tam Paton, allegedly.
"Facts do not cease to exist because they are ignored" - Aldous Huxley