what is name of the first episode of the season of American animated television series "SpongeBob SquarePants" which was aired on Nickelodeon from February 19, 2007 to July 19, 2009, and contained 20 episodes?
Friend or Foe (SpongeBob SquarePants) "Friend or Foe" is the first episode of the fifth season and the 81st overall episode of the American animated television sitcom "SpongeBob SquarePants". It was written by Casey Alexander, Zeus Cervas, Mike Mitchell, Steven Banks and Tim Hill, and the animation was directed by supervising director, Alan Smart and Tom Yasumi. Alexander, Cervas and Mitchell also function as storyboard directors. The episode originally aired on Nickelodeon in the United States on April 13, 2007.
South Park (season 6) Season six of "South Park", an American animated television series created by Trey Parker and Matt Stone, began airing on March 6, 2002. The sixth season concluded after 17 episodes on December 11, 2002. This season is notable for being the only one without Kenny as a main character, as he was written off in the previous season. Kenny, however, plays a part in some episodes without appearing and returns at the conclusion of the final episode.