ɛkspˈændɪŋ ˌɔn dʒˈoʊnz hɪpnˈɑːɾɪk dɹˈoʊn, wˈɪlsən jˈuːzd ɐn ˈiːstɚn stɹˈɪŋ ˈɪnstɹəmənt kˈɔːld ɐ tæmbjˈʊɹɹə tə ɡˈɪv ðə sˈɔŋ ɐ sˌaɪkɪdˈɛlɪk ˈæmbiəns.
Expanding on Jones' hypnotic drone, Wilson used an Eastern string instrument called a tambura to give the song a psychedelic ambience.