Belinda Carlisle which Carlisle provides answers to over 40 questions sent in by fans. In 2001, the Go-Go's reunited again and released an album of new material, "God Bless The Go-Go's". Green Day's lead singer Billie Joe Armstrong co-wrote the only released single "Unforgiven". "God Bless The Go-Go's" received mixed reviews from critics. Peter Fawthrop of "AllMusic" wrote "Every bit as Go-Go's, that is, as their non-hits and less remarkable material. While the Go-Go's sound is intact, there is not a "We Got the Beat" or a "Head Over Heels" to be found. It is feasible that in this age of pop
Was (Not Was) guest players. In 1982, the group played on "Don't Walk Away", a solo album for lead singer "Sweet Pea" Atkinson. "Born to Laugh at Tornadoes" (1983) had even more guest musicians, including Ozzy Osbourne rapping over electro, Mitch Ryder singing a techno-rockabilly number, Mel Tormé performing a ballad about asphyxiation, and an abstract funk piece called "Man vs. the Empire Brain Building". Singer Donald Ray Mitchell joined the group as third lead vocalist. In 1988, they found their biggest hit with the album "What Up, Dog?", which featured the singles "Walk the Dinosaur" and "Spy in the House of Love".