Question: What music group had a greatest hits album that references their fourth studio album in the title?
Related documents: [0]  [DOC] Greatest Hits: Back to the Start is the second greatest hits album by Megadeth. It was released on June 28, 2005 by Capitol Records. The title "Back to the Start" is a reference to lyrics in "Rust in Peace...Polaris" from Megadeth's 1990 album "Rust in Peace": ""The day of final conflict/All pay the price/The third World War rapes peace/Takes life back to the start"" [END] 
[1]  [DOC] Rust in Peace is the fourth studio album by the American thrash metal band Megadeth, released on September 24, 1990 by Capitol Records. Following the departure of band members Jeff Young and Chuck Behler in 1989, "Rust in Peace" was the first album to feature guitarist Marty Friedman and drummer Nick Menza. "Rust in Peace" received universal acclaim from fans and critics, and was responsible for bringing Megadeth to the attention of a mainstream metal audience. It has been cited as one of the best thrash metal records of all time by publications such as "Decibel" and "Kerrang!", and listed as one of the "1001 Albums You Must Hear Before You Die". The album was nominated for a Grammy Award for Best Metal Performance at the 33rd Grammy Awards. [END] 
Answer: 
Megadeth
Megadeth