Rock'n'roll was pioneered for the most part by independent labels, and Warner-Reprise was a major. However, it got its slice of the pie by buying rocking tracks from indies, and using its marketing power to produce hits.
It's 25 years since the first of this series and seven years since number 27. That's quite an achievement, considering rockabilly lasted the blink of an eye in the bigger musical scheme of things. This one is slightly different and could auger the continuation of the series, veering into what happened next.