Celebrity Parents Anna Kournikova Wishes Enrique Iglesias a Happy Birthday During Mother's Day Celebration with Kids The couple share three children: 4-year-old twins Lucy and Nicholas, and 2-year-old daughter Mary By BreAnna Bell BreAnna Bell Digital News Writer, PEOPLE People Editorial Guidelines Published on May 9, 2022 07:31 PM Share Tweet Pin Email Photo: Anna Kournikova Iglesias/Instagram Anna Kournikova and her husband Enrique Iglesias had a jam-packed holiday weekend as they celebrated Mother's Day and Iglesias' birthday on Sunday. Kournikova, 40, shared a photo on Instagram of the family of five as they gathered on the grass for a day of fun and wished the "Bailamos" singer, 47, a happy birthday online. "Happy Birthday to the most amazing Dad! We super love you!!! ❤️," Kournikova captioned the post. Iglesias leaned over to give his daughter Lucy a kiss for the photo, while he held their other daughter, Mary, on his shoulders. Nicholas meanwhile sat on his mom's lap. For their family day Nicholas, 4, sported a white button-up; Lucy, 4, wore a red floral dress with a matching red sweater and Mary, 2, dressed in a pink jacket and black leggings. Anna Kournikova Celebrates Twins Lucy and Nicholas' 4th Birthday with Sweet Tributes: Photos Iglesias also shared a Mother's Day post on Sunday, honoring not only his wife but all moms. The singer posted a video of Kournikova letting loose and rocking out with one of their daughters in the backyard as they danced around together, carelessly swinging their hair. "Happy Mother's Day ! To all the Mothers around the world, You rock 🤟❤️," Iglesias wrote under the funny video. Anna Kournikova Shares Sweet Photo of Daughter Mary in Honor of Her 1st Birthday Kournikova and Iglesias first met on the set of his steamy 2001 music video for his song "Escape," and the two began their relationship shortly after. In September, Iglesias appeared on an episode of the SiriusXM's The Jess Cagle Show where he revealed that his children had already seen the music video for themselves. Related Video: Enrique Iglesias Shares 'Incredible' Reaction Kids Had to Steamy Music Video with Anna Kournikova "I think my kids have already seen — well, I think, no, I know my kids have already seen that video," he said at the time. "And they're putting two and two together. Like, 'Oh, really?' " Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. "Whenever they hear one of my songs they can actually recognize my voice, which is pretty cool. But when they watch that video, I think it does throw them off a little bit," Iglesias recalled on the show. " 'What is Mom doing there?' you know, 'with Dad' you know? 'When was this?' It's actually incredible to watch the expression on their faces. It's pretty cool."