Ivanka Trump's Vow of Chastity

Here's Donald Trump's gorgeous daughter Ivanka Trump (left) -- and Cher's son Chaz Bono back in 1990 (right).

It's all in the genes.

We're just sayin'.

Sigourney Weaver: Good Genes or Good Docs?!

In "Aliens," Sigurney Weaver was revived after spending 57 years in hypersleep ... but you'd never know it.

Here's the 32-year-old back in 1981 (left) -- and 28 years later, the 60-year-old version in Japan recently (right).

She's workin', girl!

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The Kid in 'Child's Play': 'Memba Him?!

Alex Vincent is best known for playing the kid opposite Chucky in the 1988 film "Child's Play" and the 1990 sequel "Child's Play 2." Guess what he looks like now!

The Chick in 'Blair Witch Project': 'Memba Her?!

Heather Donahue became famous for whining in the 1999 horror film "The Blair Witch Project." Guess what she looks like now!

Leprechaun: 'Memba Him?!

Warwick Davis played the gold coin craving Leprechaun in the the 1993 fright film "Leprechaun." Guess what he looks like now!

J. Lo's Hair Gone with the Wind

Jennifer Lopez is usually a picture of perfection -- but thanks to the wind, last night she looked more like a picture of Bill Murray in "Kingpin."

This 'do really blows.

Ruthie from '7th Heaven': 'Memba Her?!

Little Mackenzie Rosman is best known for playing adorable Ruthie Camden on the TV show "7th Heaven." Guess what she looks like now!

Lilo & Paula Support Each Other

Sporting freshly fumigated weaves and looking somewhat lucid, Lindsay Lohan and Paula Abdul stood upright next to each other while at the same event in L.A. on Monday.

No word if they exchanged coherent sentences.

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Singer Shirley Bassey: 'Memba Her?!

Shirley Bassey is probably best known for singing James Bond themes like "Goldfinger," "Diamonds Are Forever" and "Moonraker." Guess what she looks like now!

Joe Jonas Gets Tanked Again

Sporting a new shorter 'do, middle Jonas Brother Joe showed off his ripped virginal arms and his hairy evangelical legs in West Hollywood this weekend.

He may only be 20, but JoJo can still get tanked.

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That Chick on 'Renegade': 'Memba Her?!

Kathleen Kinmont is probably best known for playing Cheyenne Phillips opposite her then husband Lorenzo Lamas on the '90s syndicated TV series "Renegade." Guess what she looks like now!

Jon Bon Jovi: Good Genes or Good Docs?!

Jon Bon Jovi may give love a bad name, but his face doesn't.

Here's the 22-year-old Jersey boy back in 1984 (left) -- and 25 years later, the 47-year-old version at an event in NYC on Thursday (right).

His love is like good medicine.

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For Your Consideration ... Brody's Body

Looking ripped and buff, Adrien Brody adjusted himself while on a boat in Hawaii on Friday.

The 36-year-old has been lifting more than just his eight pound nose Oscar.

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Evan vs. Dita Who'd You Rather?

Manson survivors Evan Rachel Wood, 22, and Dita Von Teese, 37, didn't cross pale paths while at the same event in NYC on Thursday.

Question is ...

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Hilary Duff Highlighted & Cited

Getting your hair did at the celeb favorite Ken Paves Salon comes with a lot of extra perks ... like a parking ticket.

On Thursday, Hilary Duff became the latest in a long line of freshly blown out celebs to find an expired meter and a citation after leaving the WeHo hair studio.

Looks like the 22-year-old "Gossip Girl's" weave wasn't the only thing that needed a little change.

The Guy in 'The Last Dragon': 'Memba Him?!

Martial artist Taimak is best known for playing Leroy Green in the cult classic 1985 film "The Last Dragon." Guess what he looks like now!