Think that rainbow locks and statement strands are a recent development in the world of hair colour? Think again. Even before the punk movement of the 1970s — where we can spot the roots of the out-there hair movement — little old ladies were sporting light blue styles as they approached their twilight years. Talk about hip grannies. But the real trend took hold on the coattails of a music movement, and save for a few less-than-outlandish years, has stayed on the radar. From celebrities to TV characters, bold hair is a novelty that just won't seem to quit.