Johnny Test is a Canadian/American animated television series. It premiered on Kids' WB, on The WB Television Network, on September 17, 2005. The series currently airs in the United States on Cartoon Network, as of January 7, 2008, and in Canada on Teletoon, as of October 28, 2006. The show was produced by Cookie Jar Entertainment for its second and later seasons. The series is rated TV-Y7 for the first four seasons, and TV-Y7-FV for the fifth. Johnny Test started its third season on September 22, 2007 with "Johnny vs. Bling-Bling Boy 3" and "Stinkin' Johnny" and ended on March 1, 2008 with episodes "Johnny X: A New Beginning" and "Johnny X: The Final Ending". This season, along with the fourth season, was released on DVD in a bundle on September 13, 2011 in Region 1.