Alex Rodriguez holidays with GF Jac Cordeiro and Daughters on Christmas

Alex Rodriguez and Jac Cordeiro look beautiful together.

The progression of Alex Rodriguez's connection with Jac Cordeiro has been made.

The 14-time MLB All-Star, 47, and Cordeiro's two daughters, Natasha, 18, and Ella, 14, posed in front of a gorgeously decorated tree at a Christmas party in New York City on Saturday to make their relationship public on Instagram.

Rodriguez captioned the photo, "Merry Christmas from our hearts to yours."

According to Page Six, he began dating Cordeiro, the Jacfit creator, and a fitness teacher, in October.