 Lewis went on to perform on the American version of "X Factor", and as the featured performer for the closing of the 2011 Doha Film Festival, where she sang ten songs, including several cover versions.In June 2012, she performed at BBC Radio 1's Hackney Weekend 2012 after being announced on 25 May 2011 as an ambassador for the event.It was the BBC's biggest ever free-ticketed live music event.