Mini Dresses were so scandalous back then. Yep, I wore them, it was just fashion. Had mini skirts too. The trip was the nylons and garter belt right before pantyhose. Maybe pantyhose were out because otherwise you could not wear the mini-skirts.
[I like the button trim on the skirt of the solid red one. The buttons at the neckline, combined with the seam down the center of the bodice, look good Vintage Sewing Pattern: McCalls 4527 Misses Dress