The X Factor auditions could be taken by storm if ET, the singing and whistling walrus turned up in front of Gary, Louis, Nicole or Tulisa. He's been celebrating his 30th birthday with a sing-song.

You've heard of Justin Beiber, Jessie J and One Direction but can they match the vocal talent of ET the singing walrus? The X Factor auditions could be taken by storm if ET, who also whistles ...