Question: What year did an American rock band initially on album-oriented rock charts and later with hit singles written by Kerry Livgren for their 1976 album "Leftoverture", become popular?
Sentence (from "Somewhere to Elsewhere"): This album marks the reunion of the band's original 1970s lineup since 1980's Audio-Visions, along with Billy Greer, who joined Kansas with "Power".
Relevant evidence: No