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Engineered to do it all. That's a laptop evolved with Intel Evo Platform. Welcome to Hit Parade, a podcast of Pop Chart History from Slate magazine about the hits from Coast to Coast.

I'm Chris Malanfi, Chart Analysts, pop critic, and writer of Slate's Why Is This Song Number

One series.

On today's show, 28 years ago this month in July of

1990, Billboard's Hot 100 was led by a number one single that would turn out to be quietly historic, the first of a new

breed of ChartTpper, even though it's not the most memorable hit ever.

The song was called She Ain't Worth.

The song was called She Ain't Worth It, and it was a one-off pairing between two young

men who had never met before the recording session and would never work together again.

A Hawaiian pop crooner named Glenn Maderos, and dropping in more than halfway through

with a rap bridge, former new edition number, and new Jack Swing

Mega Star, Bobby Brown. She ain't Worth It holds two distinctions in Hot 100 history.

For one thing, it's the first chart-topping, sing and rap rap two-act pairing in Billboard history.

And second, with a couple of caveats, it is the formal debut of the word featuring on a Hot 100 number one hit. The song credit read

Glenn Maderos featuring Bobby Brown. It is difficult to overstate how popular that word has become on the charts over the last quarter century.

Just listen to this current hit, which is sitting in the Hot 100's top five as I speak.

...