19 Photos Of Disney Channel Stars At 18 Vs. Now That Will Shock You
The glo-up is serious.
1. Zac Efron at 18.

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Zac Efron now at 31.

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2. Joe Jonas at 18.

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Joe Jonas now at 29.

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3. Vanessa Hudgens at 18.

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Vanessa Hudgens now at 30.

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4. Miley Cyrus at 18.

Christopher Polk
Miley Cyrus now at 26.

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5. Selena Gomez at 18.

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Selena Gomez now at 26.

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6. Hilary Duff at 18.

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Hilary Duff now at 31.

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7. Raven-Symoné at 18.

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Raven-Symoné now at 33.

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8. Dylan and Cole Sprouse at 18.

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Dylan and Cole Sprouse now at 26.

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9. Brenda Song at 18.

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Brenda Song now at 31.

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10. Shia LaBeouf at 18.

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Shia LaBeouf now at 32.

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11. Ashley Tisdale at 18.

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Ashley Tisdale now at 33.

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12. David Henrie at 18.

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David Henrie now at 29.

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13. Corbin Bleu at 18.

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Corbin Bleu now at 30.

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14. Aly Michalka at 18.

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Aly Michalka now at 30.

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15. Danielle Panabaker at 18.

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Danielle Panabaker now at 31.

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16. Jake T. Austin at 18.

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Jake T. Austin now at 24.

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17. Moisés Arias at 18.

Alberto E. Rodriguez
Moisés Arias now at 24.

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18. Jason Dolley at 18.

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Jason Dolley now at 27.

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19. Nick Jonas at 18.

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Nick Jonas now at 26.

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CORRECTION
Hilary Duff is 31. An earlier version of this post misstated her age.