A baby's first birthday is always a milestone. But in the case of baby Jagger, it's a miracle. Mycaela and Donovan Scalzo, parents to an almost 1-year-old girl, found out they were expecting a boy.

Sharing photos from their cowboy-themed party, the parents honored son Indigo Wilder, with the country singer, 28, writing in the Instagram caption, "1 year of being a legend. Happy birthday, son ...