Listen to I Could Have Danced All Night (From "My Fair Lady") online. I Could Have Danced All Night (From "My Fair Lady") is an English language song and is sung by Julie Andrews. I Could Have Danced All Night (From "My Fair Lady"), from the album Relax and Take It Easy With All the Original 1950's Music from "Call the Midwife" Series 1, 2, 3 & the Christmas Special, was released in the year 2014. The duration of the song is 3:41. Download English songs online from JioSaavn.