The Simpsons opening sequence had been introduced during the previous season. Starting with this season, there were three versions of the opening: a full roughly 1 minute 15 second long version, a 45 second version and a 25 second version. This gave the show's editors more leeway. "Take My Life, Please" (season 20) was the first episode of "The Simpsons" to air in 720p high-definition television, though not the first time "The Simpsons" appeared in high-definition, as "The Simpsons Movie" was rendered in HD. This episode was the first to feature the new opening sequence. It was the first major permanent change to the
Where in Time Is Carmen Sandiego? (TV show) and a set of the most recent Carmen Sandiego CD-ROM games (all of which also featured Lynne Thigpen as the Chief). The music on the show was performed by The Engine Crew. The music package included the theme song and the songs about clues in the engine room. The theme was played in the opening and closing sequences. When the contestant was heading for the trail of time, the theme was sometimes edited after the crew sang, "We're on the case" and the villains say, "And they're chasing us through history!" (used in first season). In the second season, when