Question: What was the name of the farewell tour of the heavy metal band Black Sabbath which shares its name with their EP released on January 2016 and was only available on this tour?
Sentence (from "Psycho Circus World Tour"): Peter Criss later said that it didn't work out because the circus performers wanted equal billing and that some had even wanted to use KISS' backstage dressing room.
Relevant evidence: No