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The zigzag. You clamped the hot iron down section by section — or slept in a head full of tiny braids — and emerged with hair crimped into sawtooth waves for picture day, the school dance, or absolutely no occasion at all. The smell of hot hair was just part of the look.
The bouncy, choppy, face-framing layered cut Jennifer Aniston wore on Friends became the most requested haircut in America — photos of Rachel Green handed across a million salon counters. The punchline: Aniston herself hated it, and almost nobody else's version behaved like the one on TV.