"For Now, For Always" was a sentimental ballad from the 1961 Disney film, The Parent Trap. It was sung by Maureen O'Hara

Maureen O'Hara

Maureen O'Hara is an Irish film actress and singer. The famously red-headed O'Hara has been noted for playing fiercely passionate heroines with a highly sensible attitude. She often worked with director John Ford and longtime friend John Wayne...

, and was written by the songwriting brother team of the Robert and Richard Sherman

Sherman Brothers

The Sherman Brothers are an American songwriting duo that specialize in musical films, made up of Robert B. Sherman and Richard M. Sherman ....

.

According to the Sherman Brothers

Sherman Brothers

The Sherman Brothers are an American songwriting duo that specialize in musical films, made up of Robert B. Sherman and Richard M. Sherman ....

, the song was meant to be in the style of a 1946 love ballad, perhaps written as World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 was ending or had just ended, so that it could be the song that the twins' parents would have fallen in love to.

Literary Sources

• Sherman, Robert B. Walt's Time: from before to beyond
  Walt's Time: from before to beyond
  Walt's Time: from before to beyond is a 252-page autobiographic, full color book by Robert B. Sherman and Richard M. Sherman. It was edited by Imagineers Bruce Gordon, David Mumford and Jeff Kurtti and was published in 1998 by Camphor Tree Publishers who are out of Santa Clarita, California...
  
  . Santa Clarita: Camphor Tree Publishers, 1998.