Photo: Thomas Rhett/Instagram. Inset: David Becker/Getty

Thomas Rhettis celebrating his younger daughter’s 1st birthday — with an explosion of blue-colored frosting.
The country singer, 28, shared a sweet photo of daughterAda James‘ birthday party in which the little girl sat on her high-chair wearing a pink bedazzled party hat with the number one on it.
Most notable was her cute white onesie — which read “ONE” — that was covered with blue frosting from the birthday cake laid out in front of her.
The proud father of two also shared a photo of Ada on Sunday in which she wore a pineapple printed onesie and hat.
RELATED VIDEO: Thomas Rhett and Lauren Akins Give PEOPLE a Look Inside Their Daughters’ Nurseries
Thomas Rhett shares Ada andelder daughterWilla Gray, 2½, with his wife (andPEOPLE Parents squad member)Lauren Akins.
“Your sweet little spirit is perfect in our crazy house:) and so are alllllll of your faces😂 I love you more than words can say Little Bit💛 Happy first Birthday Ada James girl”
The “Die a Happy Man” singertold PEOPLE on Tuesdayhis household is “utter chaos” but that he wouldn’t have it any other way.
“It’s amazing how fast they grow,” the country superstar said of his daughters.
“Before you become a dad, you talk to other dads and moms and everybody is like, ‘Dude, soak it in because it’s going to go fast,’ ” he added. “And somebody told me this quote: ‘The days are long and the years are short.’ I don’t think you fully understand whatthat means until you have kids.”
Thomas Rhett/Instagram

The singer has been vocal about his children andhis loving marriagewith his wife. He often tells their personal stories through his own music, such as his song “Life Changes,” where he sings about becoming a parent of two children within three months after adopting Willa Gray from Uganda in May 2017.
“It’s not like there ever is a perfecttime to have kids, or a perfect time to put out a record,” Thomas Rhett told PEOPLE in a September 2017 feature. “We just happen to be doing both at the exact same time! We keep going back to ‘Take it one day at a time.'”
source: people.com