And how did the boys celebrate? With a cheeky (well-earned) trip to the cinema! #LoveYou5SOS This image appears in the gallery:5SOS: 23 Most Memorable Moments From Their #CapitalSTB Debut 24. And how did the boys celebrate? With a cheeky (well-earned) trip to the cinema! #LoveYou5SOS 24 images See the full gallery: 5SOS: 23 Most Memorable Moments From Their #CapitalSTB Debut