They grow up so fast!

It seems like just yesterday we were scratching our heads because Benicio Del Toro’s rep confirmed that he was expecting a child with heiress Kimberly Stewart (who, by the way, he never dated…) — so it’s hard to believe that little Delilah just celebrated her fifth birthday!

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The proud mama posted a pic for Rod Stewart’s first grandchild’s fifth birthday on Instagram!

View this post on Instagram

Happy 5th Birthday my beautiful angel xx

A post shared by Kimberly Stewart (@thekimberlystewart) on

Do you think she looks like her mama or daddy?!

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