Complex sentence: In November 2015, a compilation album, called 80's Recovered, featured many groups, Heaven 17 did a cover of Elton John's "Rocket Man", with a regular version, and a remix.
Split into simpler sentences: In November 2015, a compilation album, called 80's Recovered, featured many groups including Heaven 17. They did a cover of Elton John's "Rocket Man", with a regular version, and a remix.