Christina Aguilera, Fiance Matt Rutler Celebrate Daughter Summer Rain's First Birthday: Cute Pics!

Happy 1st Birthday! My Sweet, Summer Rain. ??????????

A photo posted by Christina Aguilera (@xtina) on Aug 16, 2015 at 7:56pm PDT

Baby diva! Christina Aguilera and her fiancé, Matt Rutler, celebrated their baby daughter Summer Rain’s first birthday on social media on Sunday, Aug. 16. 

The pair posted adorable photos of the rarely seen tot, flashing her bright blue eyes and sandy colored hair. 

“Happy 1st Birthday! My Sweet, Summer Rain,” Xtina, 34, captioned an Instagram photo of the little girl wearing a pink dress with red apples on it. 

Summer’s proud dad tweeted a scenic backyard photo, carrying his little girl, with the caption, “You light up life. Happy First Birthday, Summmer.” 

Aguilera and producer Rutler got engaged in February 2014 and news broke that the pop diva was pregnant less than a week later. She already shares son Max, 7, with her ex-husband, Jordan Bratman

Can't get enough of Us? Sign up now for the Us Weekly newsletter packed with the latest celeb news, hot pics, and more!