When (The Kalin Twins song)

"When" is a popular song written by Jack Reardon and Paul Evans and published in 1958.

The Kalin Twins version
The biggest hit version was recorded by The Kalin Twins in 1958, a chart-topper in the UK Singles Chart for five weeks, No. 2 in Canada, and No. 5 in the US Billboard Hot 100. In French 1958 single charts it spent 18 weeks as number 1, and in the Netherlands the song charted for 30 weeks and was also a number one for 5 weeks.

Cover versions
In 1958, a German version of "When" was recorded as "Wenn" by German Schlager music group Die James Brothers.

In 1977, Showaddywaddy had a UK No. 3 hit with the song.

The song was revived in 2004 by Daniel O'Donnell in his album of songs from the 1950s and 1960s, The Jukebox Years.