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7 December 2013, 23:31
The UK four-piece thrill London's O2 Arena with a performance of their recent hit single.
Union J performed their latest single 'Beautiful Life' live for 16,000 screaming fans at the Capital FM Jingle Bell Ball 2013.
The 'Carry You' four-piece launched the track as their second single in October this year, one month before releasing their debut album 'Union J'.
The band also performed new single 'Loving You Is Easy' as well as their debut release 'Carry You' and a Christmas Medley.
You can also see all the action from the Capital Jingle Bell Ball 2013, with Coca-Cola, on Capital TV (Sky 388 / Freesat 517).