Avril Lavigne finished the recording process for her 4th studio album about a year ago, and now her label has finally decided to release it. The album is titled, Goodbye Lullaby and will be released on March 8, 2011. The Neptunes have been involved in the production and had several studio sessions with her among others. The 1st single, “What The Hell” will make it’s debut on New Year’s Eve during Dick Clark’s Rockin’ New Year’s Eve special. Lavigne also worked with longtime collaborators Deryck Whibley, Evan Taubenfeld and Butch Walker, as well as songwriter/producer Max Martin.