Celebrity Parents Ashlee Simpson Ross Enjoys Mother's Day with Her Three Kids: 'You Are So Amazing,' Says Husband Evan Ashlee Simpson Ross is mom to sons Ziggy Blu, 6 months, and Bronx Mowgli, 12, plus daughter Jagger Snow, 5½ By Benjamin VanHoose Benjamin VanHoose Twitter Benjamin VanHoose is an Associate Editor on the Movies team at PEOPLE. He's worked at PEOPLE for over three years as a writer and reporter across our Entertainment, Lifestyle and News teams, covering everything from the Johnny Depp v. Amber Heard trial to the Oscars. He regularly covers red carpet events and has interviewed stars like Drew Barrymore, Ryan Reynolds and Kirsten Dunst. He previously worked as a copy editor at Topix Media Lab. People Editorial Guidelines Published on May 9, 2021 08:45 PM Share Tweet Pin Email Ashlee Simpson Ross has her trio this Mother's Day! On Sunday, the mom of three's husband Evan Ross shared a look at their celebration on Instagram, including sweet photos of Simpson Ross, 36, with her three kids: 6-month-old son Ziggy Blu and daughter Jagger Snow, 5½, plus son Bronx Mowgli, 12, whom she shares with ex-husband Pete Wentz. "Happy Mother's Day baby! U r so amazing and I'm so lucky! Look at all this love you made!" Ross, 32, captioned his Mother's Day post along with a photo of his wife and her three children. Want to get the biggest stories from PEOPLE every weekday? Subscribe to our new podcast, PEOPLE Every Day, to get the essential celebrity, entertainment and human interest news stories Monday through Friday. Evan Ross Feels 'Lucky' to Have Had More Time with Kids amid Pandemic: 'What a Bonding Experience' Ahead of Ziggy's October arrival, Simpson Ross told PEOPLE last August that "it'll be really nice to go back to the newborn phase." "Newborn babies smell so good. There's nothing like it. And we can't wait for the snuggles!" she said at the time, as Ross added, "I'm so excited for this little one on the way." "He's going to be amazing with his outfits," added Ross of his youngest son's future sense of style. "I'm already starting to create pieces. I can't wait to dress him up in top hats and trench coats!"