 Chachi is also very close to his mother and his step-father Al.Together, Chachi and Joanie became aspiring musicians, and the spinoff series "Joanie Loves Chachi" was developed when Chachi's mother Louisa and new stepfather Al Delvecchio (the second owner of Arnold's) opened a new restaurant where Joanie and Chachi performed most of their music.Joanie and Chachi, along with some of his cousins and a character named Bingo, form a band, which was never named in the series.