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In 1978, six years after he was convicted of molesting Ms. Shapiro, Mr. Alcala appeared in a brown bell-bottom suit and a shirt with a butterfly collar as “Bachelor No. 1” on an episode of “The Dating Game.”

Back in the early ‘70s, it was. He had the ‘fro, the butterfly collar, the polyester pants.

She was wearing one of her minidresses, a navy blue with a wide butterfly collar.

The child was wearing an embroidered little blue dress with the letters R-O-S-E on a butterfly collar.

In 20 years this hairstyle will be like bell-bottoms or butterfly collar shirts, one of those things we look back on and shake our heads, saying, “Why did we ever do that to ourselves?”