Did anyone else catch Rihanna on her whirlwind tour of NYC this weekend or did we just totally imagine that little piece of fashion heaven? Our new fave Dior face may have been in town to promote new movie Home (she's the voice of something animated in it) but TBH, it felt more like she was holding a celebration of fashion's greatest hits. From the fifties to now, including some pretty serious pink velour, here's why she had us in a fash flashback.