"Happy 4th Birthday to my sweet girl,” Pratt — who shares Lyla with wife Katherine Schwarzenegger — wrote in an Instagram caption as he shared a photo of Lyla sitting on his shoulders.

The actor's wife Angela also shared photos from the day and a message to her little girl, writing, "This sweet yet fierce, charismatic, independent & insanely smart girl turned 4 yesterday.

Meghan Markle is celebrating her daughter Princess Lilibet 's fourth birthday with a heartfelt tribute — and some new photos. Lilibet marked her golden birthday on June 4, turning 4 years old, and the ...