Meet Della Rose!

This week, Billy Joel became a dad for the second time at the age of 66. He and his fourth wife, Alexis Roderick, welcomed baby Della Rose Joel on Wednesday. On Thursday night, Joel played a concert in Philadelphia, and before performing "My Life," he showed off photos of his new baby girl.

Billy Joel and Alexis Roderick welcome baby girl

Billy Joel posted the concert photos on his website:

The photographer who snapped the shot of the smiling newborn, Myrna Suarez, also posted the pic to her Instagram.

Joel has another daughter, Alexa, from his marriage to Christie Brinkley. Joel and Roderick announced they were expecting in May, and surprised friends by exchanging vows over the Fourth of July weekend this year.

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