Hilary Duff Wishes Son Luca a Happy 5th Birthday: 'The World Is Yours My Love'

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Hilary Duff's little boy is growing up so fast!
The former Disney Channel star shared a sweet birthday message for her son Luca -- who turns five on Monday -- to Instagram over the weekend, ringing in the big milestone with lots of love.
"Hey kid.... the past 5 years have been the BEST, hardest, most blessed years of my life," the 29-year-old actress wrote. "I love you so much. The world is yours my love ...I hope you take it❤️Happy Birthday Luca Cruz."

Duff also shared a cute photo of Luca rocking some serious attitude in adults sunglasses, jokingly captioning the pic, "Teenagers.."

Happy birthday, Luca!
Meanwhile, Duff recently opened up about her divorce from Mike Comrie last year, after six years of marriage.
Watch the video below for more.