The name was changed to "Mandy" during the actual recording session on August 20, 1974, due to the fact that there had already been a song called "Brandy (You're a Fine Girl)" performed by Looking Glass and released in 1972 on Davis' Epic label.
He has sold more than 80 million records worldwide, making him one of the world's best-selling artists.
He also worked at CBS while he was a student in order to pay his expenses.
Manilow's marriage and it conflicting with his career aspirations resulted in him separating from his wife after a year of marriage. Manilow would state in 2017 that, despite his later long-term relationship with a man, he was in love with Deixler and that his marriage to her dissolved because of his passion for a music career and that he was not yet ready to settle down not due to any struggle with his sexuality.
His singing-only credits include commercials for Kentucky Fried Chicken, Pepsi ("all across the nation, it's the Pepsi generation"), Mc Donald's ("you deserve a break today"), and Dr Pepper.
Manilow was awarded an Honorary Clio at the 50th Anniversary Clio Awards in Las Vegas in 2009 for his 1960s work as a jingle writer.