JLS gave fans a memorable performance at JBB

JLS Took Over The O2 With Their Countless Bangers At Capital's Jingle Bell Ball

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JLS spoke about their long-awaited reunion

WATCH: Marvin Humes Explains Failing To Make JLS Comeback Four Years Ago

JLS Billion Lights Video

JLS - 'Billion Lights' (Official Video)

JLS 'Hottest girl in the world' video still

JLS - 'Hottest Girl In The World' (Official Video)

JLS - Proud

JLS - 'Proud' (Official Video)

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JLS - 'Proud'