Peter’s antics eventually anger the actual Mafia. To resolve the conflict, Joe has Peter wear a wire to a meeting with the rival Dons.
This is the second episode in the series history to have a title that is simply "Family Guy" translated into another language (the first was "Padre de Familia"). 📺 How to Watch [S19E5] La Famiglia Guy
When Joe asks Peter to be his daughter Susie’s godfather, Peter takes the title literally. He begins operating like a Mafia Don, recruiting Joe, Quagmire, and Cleveland into his "crew" to run various rackets in Quahog. Peter’s antics eventually anger the actual Mafia