They sure grow up fast! On Thursday, Cree Hardrict, son of former 'Sister Sister' star Tia Mowry, turned one years old.

Aunt Tamera Mowry-Housley tweeted a picture of Cree flashing an adorable smile on a swing with the caption: "Happy B day to the cutest kid ever! My nephew Cree Cree!!! Love u sweet pea!"

Mom Tia also wished Cree a happy birthday on Twitter with the following tweet: "Happy 1st birthday to the luv of my life! I can't believe u r 1 today! Time does fly! U make life worth living! Momma loves you Cree Cree!!!"