It was written by Richard & Robert Sherman and sung by Sally Ann Howes as Truly Scrumptious.
In the song, she pines for eccentric inventor Caractacus Potts (played by Dick Van Dyke) at her family's estate after she has an outing with the inventor and his children in the eponymous car.
Sally Ann Howes used the song in her audition for the role; van Dyke later recalled "They couldn't have picked a better Truly Scrumptious than Sally.
[1] Due to the length of the motion picture and the need to accommodate standard TV broadcast practices, entire sequences are often cut for television programming purposes.
"Lovely Lonely Man" and "The Roses of Success" are often cut from American television broadcasts.