Don't give up the day job - David Henry was in flying form as he led the team in an impromptu performance of Molly Malone from the stage at Merrion Square Stephen Cluxton and Tomás Quinn wave to the crowd Mickey Whelan holds the Sam Maguire aloft Thousands of fans turned up to show their appreciation Sam in Sam - Bryan Cullen and Eamon Fennell pose with young fan Sam Murphy By Micil Glennon Thousands of Dublin supporters have turned out in the city centre to 'welcome home' their All-Ireland-winning heroes. The victorious Boys in Blue were hailed by fans in Merrion Square in Dublin as they showed off the Sam Maguire won after the most dramatic of finales against Kerry on Sunday. Earlier they brought the famous