Producer Todd Lieberman has revealed in an interview with Collider (via The Playlist) that he will be returning to write new songs for Disney’s upcoming sequelÂ The Muppets 2. McKenzie has written the original songs for last year’s hit reboot of the franchise and ended up winning an Academy Award for the song Man or Muppet. James Bobin (Flight of the Conchords) who directed the first part is returning to direct the sequel. He is also co-writing the script with Nicholas Stoller (Forgetting Sarah Marshall). It has recently been announced that Christoph Waltz will play an interpol agent. Lieberman is producing again with David Hoberman (The Fighter, The Proposal). No word yet on whether composer Christophe Beck will also be returning to write the score. The Muppets 2 is set to be released towards the end of 2013.