Singer mimed to song during G-A-Y performance in London on Saturday (April 26)
Singer says hearing people's opinion of her new music was 'one of the most horrible moments of my life'
'Sheezus' singer says she hadn't found her voice again until the feud
Singer says Winehouse 'was a prisoner' prior to her death in 2011
Singer shares frustrations with modern music industry in new interview
Singer takes to Twitter to offer clues to secret ticket locations
Allen will play in West London on April 28
In a new rehearsal video she says that has all changed now she's a married mother of two
Singer reveals cover of Keane's 'Somewhere Only We Know' was not financially beneficial to her
The singers says she's "astonished about the lack of female executives"