Whatever It May Be...

"...sure enough, we are slain by that stuff."
-Destroyer, "Streethawk I"

"Send that stuff on down to me!"
-Nick Cave And The Bad Seeds, "There She Goes, My Beautiful World"

"If you need to know it, I never really understood that stuff."
-Elton John, "This Train Don't Stop Here Anymore"

"That stuff"=rock-n-roll for "the intangible/general wackiness"?

And while we're at it:

"You gotta move to stay alive/ you do the very modern jive."
-Destroyer, "Streethawk I"

"Oh, stewardess? I speak jive."
-Airplane!