Did you know the iconic Barbie doll actually has a last name!

Barbie has been such an icon for little girls for over 50 years. But did you know she actually has a last name!

On April 10th, also known as National Siblings Day. Barbie tweeted out a picture with her sisters and It was the fact that her tweet revealed their LAST name.

"Happy #SiblingsDay, from the Roberts sisters!" Barbie's tweeted.

Barbie's last name is Roberts, and her full name is 'Barbara Millicent Roberts', but she goes by Barbie for short.

Ken also has a last name. He goes by Ken Carson.

How did we not know this?

Barbie's Twitter followers went crazy!

Also, another fun fact: Did you know that Barbie has had over 40 pets!

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