Original: Season 1 featured 25 episodes that aired on Wednesdays at 8:00 pm in the United States beginning September 22, 2004.
Simplified: Season 1 The episodes of Season 1 were shown on television in the United States starting on September 22, 2004. Season 3 had 22 episodes that began airing in the United States and Canada on October 4, 2006 on Wednesdays at 9:00 pm.