You did good boys! What a performance from 5 Seconds Of Summer! This image appears in the gallery:Summertime Ball 2014: The MUST-SEE Pictures From Our BIGGEST Ball Ever 79. You did good boys! What a performance from 5 Seconds Of Summer! Picture: Danny North 148 images See the full gallery: Summertime Ball 2014: The MUST-SEE Pictures From Our BIGGEST Ball Ever