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 Ashton Kutcher has webbed toes -

Ashton Kutcher has webbed feet. On 'The Jonathan Ross Show,' Kutcher playfully responded to Jonathan Ross teasing him that “when everything else is this good looking, something has to be messed up.”

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Vince Vaughn's short thumb -

Vince Vaughn was involved in a car accident when he was 17, causing him to lose the tip of his right thumb.

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Vaughn's water polo career -

Vaughn was an avid water polo player at the time, which he was advised to give up by doctors. Who knows, maybe Vaughn would've been an Olympic water polo player instead of a famous Hollywood actor if not for the accident!

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Heterochromia -

Heterochromia is the term for having differences in colors in the iris. Fewer than 200,000 people in the United States have it. In most cases, people are born with it, but it can also develop later in life from an injury, disease, or exposure to something damaging.

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Jane Seymour has two different-colored eyes -

Jane Seymour’s quirk is very cool: her eyes are different colors. She has one green eye and one brown eye. But kids are cruel, so apparently it wasn’t easy for her growing up as a child. Now, however, everyone celebrates her beautiful eyes.

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Nick Jonas's three front teeth -

Although you would never notice it because he has such a stunning smile, Nick Jonas actually has three front teeth.

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Kesha was born with a tail -

Singer Kesha said that she had a tail upon birth. “I had a tail when I was born. It was a tiny tail, about a quarter of an inch, then they chopped it off and stole my tail,” she told Heat magazine.

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Matthew Perry's short finger -

Late ‘Friends’ star Matthew Perry was missing the top of his middle finger as a result of a door slamming on his finger as a child.

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Steven Tyler's toes are squashed -

The Aerosmith front man's toes overlapped from the sheer number of concerts he’s played in tight shoes. The price you pay for being one of the most successful rock stars in the world!

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Gemma Arterton's extra fingers -

Actress Gemma Arterton was born with two extra fingers on both hands. Arterton is proud of the fact that polydactyly runs in the family, saying, “my granddad had it, and my dad–I’m so proud of it.”

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Gemma Arterton's extra fingers -

The Bond girl went on to inform Jonathan Ross on his show that, “They didn’t have a bone in them, so they just took them off.” The fingers that used to be attached are more sensitive because of the nerve endings that remain even though the extra skin and tissue were removed.

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Halle Berry's extra toe -

Halle Berry has long been rumored to have been born with a sixth toe on one foot. Photographs of what appears to be an extra digit next to her pinky have circulated the internet for some time. It is pretty common to be born with an extra toe or finger. Polydactyly is the term for being born with an extra toe or finger. It is passed on genetically, and usually the extra digit is just flesh with no bone, so it can be removed easily.

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Joaquin Phoenix's lip -

Although it’s barely noticeable, especially when he’s rocking a beard, Joaquin Phoenix has a cleft lip. This is very common, occurring in one or two of every thousand babies born in the US. Peyton Manning and Jesse Jackson were also born with a cleft lip.

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Ashton Kutcher has webbed toes -

About one out of every 2,500 babies are born with syndactyly, which may require surgery to separate the fingers or toes. But no medical treatment was necessary for Kutcher.  

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Lily Allen's third nipple -

Lily Allen was born with a third nipple. It reportedly could easily be mistaken for a freckle or a mole. Allen is, as she should be, not embarrassed or shy about it at all. She showed the third nipple, which is just below her left breast, on ‘The Sunday Night Project.'

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Carrie Underwood had her third nipple removed -

Country music star Carrie Underwood also had a third nipple too. The difference is she had hers removed.

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Stephen Colbert's floppy ear -

Comedian Stephen Colbert often shows off his floppy ear, and why wouldn’t he? He looks great!

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Surgery to “scoop it all out with a melon baller" -

His quirk was the result of a problem with his right ear when he was younger. He had to have surgery to “scoop it all out with a melon baller,” which left him deaf in that ear.

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David Bowie had a permanently dilated pupil -

You have to be looking for it to really notice, but David Bowie's left eye was permanently dilated, resulting from a fight over a girl with his friend who scratched his iris with his nail when he punched Bowie, essentially paralyzing his iris.

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Tom Hardy's permanently bent pinky -

Tom Hardy was up to all sorts of mischief when he was younger, including stealing cars. However, his permanently bent pinky finger resulted from a wholesome activity: cooking. When he was younger, Hardy cut the tendon in the finger with a knife while in the kitchen.

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Daryl Hannah's short finger -

Daryl Hannah’s left index finger is shorter than the others, the result of getting her finger stuck in a pulley in a well.

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Denzel Washington's bendy pinky -

Oscar-winning actor Denzel Washington broke his pinky finger playing basketball, and now he can bend it to a 45-degree angle, which he demonstrated on 'The Graham Norton Show.'

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Karolina Kurkova had no bellybutton -

Model Karolina Kurkova didn't have a bellybutton, which surprised audiences in 2008 during Victoria’s Secret fashion show in Miami when she took to the runway. She’s since had an operation to give her a bellybutton. Her representative said that her lack of a belly button was the likely result of an umbilical hernia.

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Tilda Swinton is in the third nipple club too -

Oscar-winning actress Tilda Swinton has a third nipple too. She used to try to scare her brothers with it when she was younger, calling it a "witches mark."

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Taye Diggs was born with an extra digit -

Actor Taye Diggs is another star who was born with an extra digit. For Diggs, it was an extra finger on each hand.

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Removed digit “could’ve been really handy” -

Diggs showed the scars from the surgery that removed his extra fingers on CBS. Diggs laughed and joked around about it, saying that he should have kept them because he “could’ve been really handy.”

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One day Max Scherzer had different-colored eyes -

Major League Baseball player Max Scherzer was born with blue eyes. Then one day, when he was four months old, one of his eyes turned green, and later brown.

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Jane Seymour gave Max Scherzer's parents peace of mind -

His parents were assured when they happened to watch Jane Seymour on Johnny Carson's show, speaking about the condition. After all, she was a beautiful and successful star!

Sources: (Everyday Health) (Illumeably)

See also: Most iconic celebrity beauty marks

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