This week's installment includes a new Weezer song previously only available through their fan club and a Record Store Day exclusive from Father John Misty.
With just four chords and unintelligible lyrics, Nirvana stirred a tidal wave of grunge that crashed over the mainstream and forever altered the pop landscape.
This week's installment of Mandatory Music is brimming with comebacks – some we all saw coming and some that are awesomely surprising.
Who knows if we'd be able to party as freely as we can today if the Beastie Boys hadn't come along and told us to fight for it?
Some songs we can't hear without thinking of the news story they're associated with.
Portugal. The Man have released seven albums since 2006 and along the way have created some amazing music, which has earned them a cult following.
We've got a brand new track from Mumford and Sons' upcoming album, 'Wilder Mind,' and we won't even make you hand over your cell phone before you can hear it.
Remember: Weezer don't care what we say about them anyway. They don't care about that.
In honor of Opening Day, we call up 15 of the best baseball-themed songs (but we can't guarantee that none of the musicians used performance-enhancing drugs.)
This particularly collaborative installment of Mandatory Music features new music by the National (feat. Sharon Van Etten), FFS and more.