Automatic double tracking delay (or, in the phaser, a variable phase network). Other notable uses of ADT doubling echo are apparent on select material by Elton John. Some examples of this can be heard on Nigel Olsson's drums, especially the tom toms, on songs such as Don't Let The Sun Go Down On Me from the Caribou album, as well as Better Off Dead and Someone Saved My Life Tonight on Captain Fantastic And The Brown Dirt Cowboy. ADT became the standard recording studio technique for simulating double tracking throughout the late 1960s and 1970s until the arrival of digital technology in the
Blue Moves during them, probably because the song's acoustic, delicate sound did not fit with the more rock 'n' roll approach of the rest of the songs that made the "Westies" final track list.) The Beach Boys turned down "Chameleon" (which was written two years prior to the album's release), but Bruce Johnston, a former Beach Boy, performed backing vocals on John's version along with Toni Tennille. John also performed the song at Wembley Stadium in 1975, where he also performed the "Captain Fantastic and the Brown Dirt Cowboy" album in its entirety. An excerpt from "Out of the Blue" was used