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.
Katy Perry's "Dark Horse" was co-written by Sarah Hudson, who is a singer-songwriter and a member of the Pop group Ultraviolet Sound. Though Sarah isn't related to Katy (whose real name is Katy Hudson), she is the first cousin of another famous person with the same name, the actress Kate Hudson.
The "Mum-mum-mum-ma" hook on lady Gaga's "Poker Face" was sampled from Boney M's 1977 hit "Ma Baker."
"In The Air Tonight" by Phil Collins was revived when it was used in the first episode of Miami Vice, three years after it was released.
Staind's big moment came in 1999 when lead singer Aaron Lewis played "Outside" on Limp Bizkit's Family Values tour. The live, acoustic version earned lots of radio play.
"Video Killed The Radio Star" by Buggles was the first video to air on MTV when the network started broadcasting on August 1, 1981.
Billie Jean, Delilah, Sara, Laura and Sharona - do you know who the girls in the songs really are?
There are no more rock stars - the last one died in 1994.
The renown Texas songwriter has been at it for 40 years, with tales to tell about The Flatlanders and The Clash - that's Joe's Tex-Mex on "Should I Stay or Should I Go?"
Dave explains how the video appropriated the meaning of "Runaway Train," and what he thought of getting parodied by Weird Al.
The singer/bassist for Concrete Blonde talks about how her songs come from clairvoyance, and takes us through the making of their hit "Joey."
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.