Who has performed the song "Cuando, Cuando, Cuando, Cuando"?

Question

Who has performed the song "Cuando, Cuando, Cuando, Cuando"?

Answer 1

This song appeared at No.41 in the chart for 1962 and guess who's recording . . . . . . . Pat Boone

Answer 2

engelbert humperdinck has peformed it and more recently Michael Buble  with Nelly Furtado

http://www.youtube.com/watch?v=-O6g_cuJD...

http://www.youtube.com/watch?v=xQPBHj6ex...

edit:

connie francis has also performed this song and i think it was her version used on a recent car advert