Complex sentence: Brendan heard a swing version of The Hucklebuck by Frank Sinatra and decided to record it--it was completed in 20 minutes as it was a nice simple catchy number but he never intended it as a single release.
Split into simpler sentences: Brendan heard a swing version of The Hucklebuck by Frank Sinatra and decided to record it. It was completed in 20 minutes as it was a nice simple catchy number but he never intended it as a single release.