Amazing Band Collaborations

[Toasty Virus]

In this thread, we shall show and discuss song collaborations between two artists.

To start us off


I'm a massive Green Day and U2 fan, so when I first heard this...well.....you know.

So, Please do share!

 

[Valkyrie101]

Not a band collaboration per se, but a charity supergroup formed from among the best musicians ever.