Gramm co-wrote this gorgeous ballad and delivered an inspired vocal, but the song was the beginning of the end of his time with Foreigner.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
Do you know who recorded the original versions of these ten hit songs?
Tom talks about the evolution of Cinderella's songs through their first three albums, and how he writes as a solo artist.
Songs where something goes horribly wrong (literally or metaphorically), and help is needed right away.
A talented lyricist, Philip helped revive Neil Sedaka's career with the words to "Laughter In The Rain" and "Bad Blood."
"Mrs Robinson" was originally called "Mrs Roosevelt," most likely after First Lady Eleanor Roosevelt. It became "Mrs Robinson" when it was considered for use in the film The Graduate.
Ian Anderson wrote "Aqualung" after looking at pictures of homeless men that his wife took. She got a co-writing credit on the song.
"(What's So Funny 'Bout) Peace, Love, and Understanding" was written by Nick Lowe in 1974. The original version with his group Brinsley Schwarz was kind of somber, but Elvis Costello made it a classic with his 1978 uptempo take.
Stevie Wonder was 12 years old when he released his first #1 hit, "Fingertips (Part 2)." He had to wait 22 years for his next one: "Part Time Lover."
Devo got the idea for their "Whip It" video from an article about a guy who owned a dude ranch and charged people to watch him remove his wife's clothes with a bullwhip.
"We're An American Band" by Grand Funk describes real events on their 1972 tour, including an encounter with a legendary groupie called "Sweet Connie."