Gleek's get ready because they are back for an amazing & jam-packed second season! Volume 4 covers many of the Top 40 hits of the moment – to the delight of all the teenage fans! The cast plays tribute to pop icon Britney Spears, and Katy Perry's “Teenage Dream” is covered. Also featuring is Bruno Mars & Travie McCoy's hit song “Billionaire” and Cee Lo Green's “Forget You”. It has been a great year for the cast as Volume 4 & season 2 is set to be great!