Vic Ruggiero | Ruggero Leoncavallo | Ruggiero Ricci | Italian battleship Ruggiero di Lauria | ''Ruggiero di Lauria'' | Ruggiero | Mattinata (Leoncavallo) | Italian battleship ''Ruggiero di Lauria'' | Benjamin Ruggiero | Angela Ruggiero |
The opening lyric and melody of "It's a Hard Life" is based on the line "Ridi, Pagliaccio, sul tuo amore infranto!" (Laugh, clown, at your broken love!) from "Vesti la giubba", an aria from Ruggiero Leoncavallo's opera Pagliacci.