Hilary Duff's son Luca Cruz Comrie is growing up so fast!
The 29-year-old actress and singer shared an adorable photo of her four-year-old son Luca, posing for the camera in gumboots and a bright orange shirt.
"Basically an adult 😩", the proud mum captioned the photo of her little man pulling a cute face for Duff.
The Younger actress isn't shy when it comes to sharing photos of her only child with ex-husband Mike Comrie with her 6.6 million Instagram followers.
"Feeling grateful❤️ #1", Duff captioned a selfie of herself with Luca napping beside her.
This article originally appeared on Who.