 He formed a quartet, which signed for Fonit and released many successful records.Van Wood's most famous song is "Butta la chiave", which prominently features an apparent 'dialogue' between the lyrics he sings and the responses of his "singing" guitar, mimicking the negative responses of a wife who is refusing to let her husband back into their house.It is unclear whether he made use of a rudimentary wah-wah pedal, a "singin' guitar" device like Alvino Rey, or simply a vibrato-bar to achieve that effect, which astonished Italian audiences with its novelty.