Kournikova, who retired from playing tennis when she was 21 years old over a series of back and spinal injuries, was accompanied by two of her daughters Lucy, seven, and Mary, four, and a few friends.

Kournikova, who now goes by Anna Kournikova Iglesias, rocks a diamond on her wedding ring finger and have matching eternity bands. He's also called her his "wife" at concerts.

FILE PHOTO: Born on June 7, 1981: Anna Kournikova, Russian tennis player Russia's Anna Kournikova in action during her third round loss to Switzerland's Martina Hingis at the Australian Open in ...