50+ years of drawing the same costume would bore artists and readers wouldn't it. Comic companies seem to think so, so every now and then they try to change them up a bit. A few days ago it was revealed that WW who usually wears this:

Would be giving this a go:
Which has been met with almost universal disgust.
Here are some other bizarre costume changes:
Ok that last one doesnt really count, but I still love it.
What are some of your favourite/least favourite changes to costumes in comics?