By CBS3 Staff

VOORHEES, N.J. (CBS) – Those who celebrate the rare Leap Day birthday are in luck this year as there is a Feb. 29 on the calendar. Eric Grossman, a labor and delivery doctor in South Jersey, is celebrating in a unique way.

He’s reuniting with two Leap Day babies he helped deliver at Virtua in Voorhees.

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They are actually sisters — Chloe and Joelle Davidson.

Chloe was born on Leap Day in 2012 and Joelle on Leap Day in 2016.

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Dr. Grossman knows how special these birthdays can be because he was born on Leap Day, too!

“Personally, I always enjoy working on my birthday because I love adding Leap Day babies to the mix. I think it’s fun to talk about with parents. It makes for a nice story,” Grossman said.

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On Thursday, the Davidson sisters delivered handmade birthday cards that will be given to Leap Day babies that will be delivered on this Saturday, Feb. 29.