Hollywoods were produced in by Tonka. They were a series of 5 inch dolls with jointed arms, legs and head and had painted-on swim suits, tights (on some) and sandals. They had colour-change hair which changed when warm.
Hollywoods: Their hair changed color depending if the water was hot or cold. so. I put it under cold water AND turned the hair dryer on hot to see what would happen. Verdict: Turned her pink-or-purple hair grey and it never changed again.