From NKOTB to 1D, how well do you know your boy bands?
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.
John tells the "St. Elmo's Fire (Man In Motion)" story and explains why he disappeared for so long.
Did Rivers Cuomo grow up on a commune? Why did they name their albums after colors? See how well you know your Weezer in this Fact or Fiction.
The Def Leppard frontman talks about their "lamentable" hit he never thought of as a single, and why he's juiced by his Mott The Hoople cover band.
What happens when Kurt Cobain, Iron Maiden and Johnny Lydon are told to lip-synch? Some hilarious "performances."