Hollywood underwent slim downs, haircuts and redos galore in 2013. From three famous Jennifers (Aniston, Lawrence and Hudson) going shorter to Miranda Lambert and Christina Aguilera's slimdowns, check out the best celebrity makeovers of the year!
The Voice coach flaunted her progressively trimmed-down physique at various Hollywood events and on the NBC reality competition in 2013. Aguilera accompanied her weight loss with more sophisticated beauty looks and fashion choices in red carpet appearances.
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