In the Wee Small Hours is an album by Frank Sinatra with arrangements by Nelson Riddle, released in 1955. It is with this album that Sinatra perfected the concept album, fully realizing the ideas he had been grappling with in record presentation going all the way back to The Voice from 1946. It remains one of the most celebrated and enduring concept albums that Sinatra put out during the 1950s. By the time Frank Sinatra recorded In the Wee Small Hours, he witnessed the end of several relationships. He and his first wife, Nancy Barbato, separated on Valentine's Day 1950. While still married, he began a relationship with Ava Gardner. After he and Barbato divorced in October 1951, he married Gardner ten days later. But they were both jealous of the other's extramarital affairs. The relationship deteriorated during the recording of Songs for Young Lovers. Gardner left Sinatra two months after the release of From Here to Eternity, divorcing in 1957. She said, "We don't have the ability to live together like any normal married couple."It is assumed that this album's grouping of "love gone bad" songs, and Sinatra's poignant renderings, were a direct result of Sinatra's failing relationship with Gardner, to the point that these are called "Ava Songs". Riddle credited Sinatra's loss of Gardner with his ability to sing the type of songs contained in this album. The failure of this relationship did not shatter Sinatra but instead caused him to sing more emotionally. In the midst of t