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    Dec 19, 2014

    8 Child Stars' Remarkable Transformations

    Prepare to feel incredibly old.

    1. Haley Joel Osment

    Getty Images Dan Callister / Dimitrios Kambouris

    We had a sense that he'd grow up handsome.

    Getty Images Dan Callister / Dimitrios Kambouris

    We had a sense that he'd grow up handsome.

    Getty Images Dan Callister / Dimitrios Kambouris

    We had a sense that he'd grow up handsome.

    2. Frankie Muniz

    Getty Images Brenda Chase / Kevin Winter

    Like a boss.

    Getty Images Brenda Chase / Kevin Winter

    Like a boss.

    Getty Images Brenda Chase / Kevin Winter

    Like a boss.

    3. Daniel Radcliffe

    AFP / Getty Images TIMOTHY A. CLARY / NICOLAS ASFOURI

    The Harry Potter star went through a truly magical transformation.

    AFP / Getty Images TIMOTHY A. CLARY / NICOLAS ASFOURI

    The Harry Potter star went through a truly magical transformation.

    AFP / Getty Images TIMOTHY A. CLARY / NICOLAS ASFOURI

    The Harry Potter star went through a truly magical transformation.

    4. Mary Kate & Ashley Olsen

    Getty Images

    The Full House duo went from from twin cuties to twin beauties right before our eyes.

    Getty Images

    The Full House duo went from from twin cuties to twin beauties right before our eyes.

    Getty Images

    The Full House duo went from from twin cuties to twin beauties right before our eyes.

    5. Michelle Trachtenberg

    Getty Images Jason Kirk / iStockphoto MariaArefyeva

    She could spy on us any time.

    Getty Images Jason Kirk / iStockphoto MariaArefyeva

    She could spy on us any time.

    Getty Images Jason Kirk / iStockphoto MariaArefyeva

    She could spy on us any time.

    6. Justin Timberlake

    Scott Gries / Stockbyte / Via Getty Images / ThinkStock

    Definitive proof that Justin Timberlake has always in *NSYNC with style.

    Scott Gries / Stockbyte / Via Getty Images / ThinkStock

    Definitive proof that Justin Timberlake has always in *NSYNC with style.

    Scott Gries / Stockbyte / Via Getty Images / ThinkStock

    Definitive proof that Justin Timberlake has always in *NSYNC with style.

    7. Elijah Wood

    Getty Images Diane Freed / iStockphoto Boarding1Now / AFP / Getty Images HUGO PHILPOTT

    We'd keep a seat empty for Elijah. Rowr.

    Getty Images Diane Freed / iStockphoto Boarding1Now / AFP / Getty Images HUGO PHILPOTT

    We'd keep a seat empty for Elijah. Rowr.

    Getty Images Diane Freed / iStockphoto Boarding1Now / AFP / Getty Images HUGO PHILPOTT

    We'd keep a seat empty for Elijah. Rowr.

    8. Aaron Paul

    Getty Images Vince Bucci / Getty Images/iStockphoto JOHN GOMEZ

    Breaking gorgeous.

    Getty Images Vince Bucci / Getty Images/iStockphoto JOHN GOMEZ

    Breaking gorgeous.

    Getty Images Vince Bucci / Getty Images/iStockphoto JOHN GOMEZ

    Breaking gorgeous.

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