Joanna from 'Love Actually'
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Christmas Movie Child Stars: Then And Now

7. Joanna from 'Love Actually'
Sticking with 'Love Actually', the incredibly talented Joanna (who sang 'All I Want For Christmas Is You') was played by young Olivia Olson. It was rumoured that she actually had to make her vocals sound worse so that audiences believed it fitted in better with her character's ability! Picture: YouTube