‘Undercover Angel’ Alan O’day Dies From Cancer

Alan O'Day, who wrote songs for artists such as Cher and The Righteous Brothers and recorded the 1977 chart-topping hit "Undercover Angel," has died.

O'Day died of cancer Friday at his Westwood, California, home at the age of 72, according to Billboard.

O'Day's most notable songwriting credits include Cher's "Train of Thought," The Righteous Brothers' "Rock and Roll Heaven," and Helen Reddy's "Angie Baby," the latter of which reached number one in 1974.

O'Day also co-wrote many songs for the 1980s animated TV series Muppet Babies.

Here's a great musical memory from Alan.

And here's Alan, later in life with an impromptu performance of his song "Rock and Roll Heaven."