Christina Aguilera has showed off incredible looks over the years. Here are some of her best.
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Christina Aguilera Through The Years
![Christina Aguilera Through The Years](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-1.jpg?w=680)
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Christina Aguilera At The 1999 Teen Choice Awards
![Christina Aguilera At The 1999 Teen Choice Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-2.jpg?w=680)
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Christina Aguilera At The 2000 Latin Grammy Awards
![Christina Aguilera At The 2000 Latin Grammy Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-3.jpg?w=680)
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Christina Aguilera At The Premiere Of ‘Moulin Rouge’
![Christina Aguilera At The Premiere Of ‘Moulin Rouge’](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-4.jpg?w=680)
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Christina Aguilera At The 2001 Grammy Awards
![Christina Aguilera At The 2001 Grammy Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-5.jpg?w=680)
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Christina Aguilera At The 2001 MTV Movie Awards
![Christina Aguilera At The 2001 MTV Movie Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-6.jpg?w=680)
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Christina Aguilera At The 2002 MTV Music Video Awards
![Christina Aguilera At The 2002 MTV Music Video Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-7.jpg?w=680)
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Christina Aguilera At The 2002 Grammy Awards
![Christina Aguilera At The 2002 Grammy Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-8.jpg?w=680)
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Christina Aguilera Performs At The American Music Awards in 2003
![Christina Aguilera Performs At The American Music Awards in 2003](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-9.jpg?w=680)
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Christina Aguilera With Mickey Mouse
![Christina Aguilera With Mickey Mouse](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-10.jpg?w=680)
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Christina Aguilera Performs At The 2006 MTV Movie Awards
![Christina Aguilera Performs At The 2006 MTV Movie Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-11.jpg?w=680)
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Christina Aguilera at the 2006 MTV Movie Awards
![Christina Aguilera at the 2006 MTV Movie Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-12.jpg?w=680)
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Christina Aguilera At The 59th Emmy Awards
![Christina Aguilera At The 59th Emmy Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-13.jpg?w=680)
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Christina Aguilera at The Grammy Nominations Concert
![Christina Aguilera at The Grammy Nominations Concert](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-14.jpg?w=680)
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Christina Aguilera At The 2008 MTV VMAs
![Christina Aguilera At The 2008 MTV VMAs](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-15.jpg?w=680)
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Christina Aguilera Poses After Receiving Her Hollywood Walk Of Fame Star
![Christina Aguilera Poses After Receiving Her Hollywood Walk Of Fame Star](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-16.jpg?w=680)
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Christina Aguilera At The Finale Of ‘The Voice’
![Christina Aguilera At The Finale Of ‘The Voice’](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-17.jpg?w=680)
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Christina Aguilera At The 2012 American Music Awards
![Christina Aguilera At The 2012 American Music Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-18.jpg?w=680)
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Christina Aguilera At The 2013 American Music Awards
![Christina Aguilera At The 2013 American Music Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-19.jpg?w=680)
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Christina Aguilera At 102.7 KIIS FM’s Wango Tango In 2014
![Christina Aguilera At 102.7 KIIS FM’s Wango Tango In 2014](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-20.jpg?w=680)
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Christina Aguilera Performs At The Rebels With A Cause Gala
![Christina Aguilera Performs At The Rebels With A Cause Gala](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-21.jpg?w=680)
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Christina Aguilera Performs On NBC’s Today Show In 2018
![Christina Aguilera Performs On NBC’s Today Show In 2018](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-22.jpg?w=680)
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Christina Aguilera Performs At The New Year’s Eve Celebration In Times Square
![Christina Aguilera Performs At The New Year’s Eve Celebration In Times Square](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-23.jpg?w=680)
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Christina Aguilera At The 2019 American Music Awards
![Christina Aguilera At The 2019 American Music Awards](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-24.jpg?w=680)
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Christina Aguilera At The Los Angeles premiere of ‘Mulan’
![Christina Aguilera At The Los Angeles premiere of ‘Mulan’](https://hollywoodlife.com/wp-content/uploads/2020/12/christina-aguilera-then-and-now-25.jpg?w=680)