Who is quondo quondo quondo?

"Quando, Quando, Quando" is a popular song originally performed by Tony Renis in 1962. The song features a romantic theme, expressing a longing for a loved one and a desire to know when they will be together again. It has been covered by various artists over the years, including Engelbert Humperdinck and Al Martino, helping to maintain its popularity. Its catchy melody and heartfelt lyrics have made it a classic in the pop and romantic Music Genres.