Billy Joel is celebrating Taylor Swift's success! In an Instagram post on Monday, the "Uptown Girl" singer shared photos from the evening he spent with family at her Eras Tour in Miami, Florida. A second photo features the family posing and smiling with Swift backstage.

Billy Joel is a dad to daughters Della, 9, Remy, 6, and Alexa, 38. He brought his younger girls to the Eras Tour and got to hang out with Taylor Swift's mom Andrea.

The “Piano Man” singer took his youngest daughters to see the pop star in concert over the weekend, raving over the “record-breaking” show via Instagram on Monday.

We love a Swiftie dad. Billy Joel took the family to Taylor Swift's "Era's Tour" concert over the weekend in Miami, and a great time was had by all. On Instagram, Joel shared several photos from the night,

The legendary Billy Joel is also a Swiftie.The 75-year-old pianist attended Taylor Swift’s Eras Tour show in Miami along with his wife, Alexis Roderick, and their two daughters Della, 9,

The first photo showed Joel alongside his wife Alexis Roderick — who was standing next to Swift’s mom, Andrea — and his two youngest daughters, Della Rose, 9, and Remy Anne, 6. In the second photo, the family posed alongside Swift backstage. (Joel is also a father to Alexa Ra y, 38, whom he shares with ex Christie Brinkley .)

In an Instagram post on Monday, the "Uptown Girl" singer shared photos from the evening he spent with family at her Eras Tour in Miami, Florida. The first photo shows Joel standing with his two younger daughters,