• USA
    2010
  • UK
    10 October 2010
  • USA
    31 October 2010
  • Japan
    31 July 2011
    (TV premiere)
  • Poland
    11 August 2011
  • Netherlands
    25 October 2011
    (DVD premiere)
  • Finland
    19 January 2012
    (DVD premiere)
  • Sweden
    26 June 2012
    (TV premiere)