Paul Stanley and Gene Simmons of Kiss wrote "Rock And Roll All Nite" as a "rallying cry for all of our fans." In later years, members of Kiss wrote songs separately.
Beyonce Knowles and Michelle Williams wrote the Destiny's Child song "Girl" for Kelly Rowland as an encouragement for her to end her relationship with a verbally and physically abusive boyfriend.
Al Green's "Take Me to the River" describes a baptism. Two years later, he became a reverend.
Beyoncé married Jay-Z five months before releasing "Single Ladies (Put a Ring On It)," a song she sang in character as her alter-ego, Sasha Fierce.
There really is a China Grove (in Texas), but Tom Johnston didn't know about it when he wrote the Doobie Brothers song.
Eminem spits a total of 1,560 words on "Rap God," earning him an entry in the 2015 Guinness Book of Records for "most words in a hit single."
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
Have you got the smarts to know which of these graduation song stories are real?
The writer of "Rainy Night in Georgia" and "Polk Salad Annie" explains how he cooks up his Louisiana swamp rock.
Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.
Prince is shrouded in mystery, making him an excellent candidate for Fact or Fiction. Is he really a Scientologist? Does he own an exotic animal?