Jessie J - 3 Appearances
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Jingle Bell Ball Line-Up: The 29 Most Popular Performers (2008 - 2015)
19. Jessie J - 3 Appearances
London's O2 Arena has already had Jessie's killer vibratos shake its roof THREE times. Could we be getting the 'Bang Bang' treatment again in 2016? (Picture: Danny North)
