The Blue Things October 1965. A session drummer was used for the single sessions (in Nashville), as Larzalere had left and Day still had yet to join. Ray Walker, the bass singer from Elvis Presley's backing group The Jordanaires was used by producer Felton Jarvis to augment the group's vocal sound on "I Must Be Doing Something Wrong." and was the only non-Bluething vocal ever recorded. Once again, the single charted locally, but failed to chart outside of the Midwest. The following single, while repeating the chart action of the band's previous RCA single, at least gained the band some notoriety. The A-side,
Backing track the methods used for backing tracks vary; smaller bands frequently use CDs, DAT playback, MiniDisc or even an MP3 player; larger acts more commonly use computers or standalone MIDI-and-audio playback devices with onboard sound modules. The use of backing tracks has drawn criticism from some music critics. Many fans dislike the use of tracks live, feeling that they detract from the integrity and honesty of a live performance. The amount of criticism tends to vary with the number of backing tracks used. The playback of additional audio such as rapid, complex synthesizer parts or string section parts while a band