TGI-Muthafuckin'-F. Enjoy some Friday vibes by taking a shot at our interactive quiz on the biggest celebrity transformations of all time. And, ICYMI, chase it with this round-up of our favorite rappers' yearbook photos.

1. Hint: Though she looks like she might be the president of Kappa Alpha Theta at Southern Methodist University, just think of the exact opposite.

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2. Hint: This musician would go on to trade his J. Press duds for some white-on-white flair.

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3. Hint: This is a rare image of this singer's hair de-poufed.

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4. Hint: This baby-faced footballer went from playing on the green to smoking it.

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5. Hint: Something tells us this might be the last time this English Rose got a blowout.

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6. Hint: Those lips!

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7. Hint: This church girl went on to shoot whipped cream out of her boobs.

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8. Hint: Do a visualization exercise and picture this young man with long hair and eyeliner.

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9. Hint: Don't let the Sweet Valley High vibes throw you off -- this one has spent her entire adult life out of the sun.

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10. Hint: This kid's caterpillar 'stache didn't prevent him from getting laid in life. A lot.

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