"I Just Called To Say I Love You" is Stevie Wonder's best-selling single worldwide. It topped the Hot 100, AC, R&B and UK charts all in the same week.
Shakira calls her sons Milan and Sasha her "Waka Kids" because she met their father, Spanish soccer star Gerard Piqué, on the video shoot for "Waka Waka (This Time For Africa)," the official song of the 2010 FIFA World Cup in South Africa.

The Mission: Impossible theme is in 5/4 time. Composer Lalo Schifrin joked that he did it so 5-legged aliens could dance to it.

"I Just Wanna Love U (Give It 2 Me)" by Jay-Z borrows four bars from Notorious B.I.G's "The World Is Filled." Jay-Z and Biggie Smalls attended Westinghouse Career and Technical Education High School in Brooklyn, New York, at the same time.
The very American song "What Made Milwaukee Famous" was never a big hit in the US, but Rod Stewart made it famous in the UK.

Florida Georgia Line's "Cruise" spent 24 weeks on top of the Country chart - the most ever until Sam Hunt's "Body Like a Back Road" was #1 for 34 weeks. The record was previously held by Eddy Arnold's "I'll Hold You in My Heart (1947-48), Hank Snow's "I'm Moving On" (1950-51) and Webb Pierce's "In the Jailhouse Now" (1955), which each led for 21 weeks.
Did Al play on a Beach Boys record? Did he have beef with George Lucas and Coolio? See if you can spot weird but true stories.
Billie Jean, Delilah, Sara, Laura and Sharona - do you know who the girls in the songs really are?
The "All I Want" singer went through a long depression, playing some shows when he didn't want to be alive.
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
Tyler talks about his true love: songwriting. How he identifies the beauty in a melody and turns sorrow into art.
A talented lyricist, Philip helped revive Neil Sedaka's career with the words to "Laughter In The Rain" and "Bad Blood."