Between group hugs, conga lines and moving outpourings from each member, the quartet-minus Zayn Malik, who quit the band in March-waxed poetic about their five years together. Payne said, 'Basically, we are a mess."

But fear not, after the show Niall Horan tweeted that One Direction will return to tour again once they've completed their hiatus. Horan responded to fans asking him to promise to come back on Twitter, saying that no matter what the media reports, they will return after their 2016 break. "I'm just going off on a long holiday," he said of the pause.