Flavor Flav in a bunny suit introduced the band, and Billie Joe Armstrong got a little more political, but Green Day stuck ...

The Swedish band, made up of singers Agnetha Fältskog, Björn Ulvaeus, Benny Andersson and Anni-Frid 'Frida' Lyngstad, sold more than 385 million records.

Weekend two saw some new surprise guests, English singer-songwriter Ed Sheeran and some of the same fun as weekend one.