Like mother, like son!
In this vintage childhood snap of Hilary Duff, the future starlet looks almost identical to her super cute son Luca (below)!
On Thursday, the 25-year-old tweeted the picture with the caption "chicken nugget" -- we can definitely tell where her little guy gets his bright blonde hair and big almond-shaped eyes from. Talk about good genes!
Duff also looks like she had just as big of personality then, as she does now. Click "Launch Gallery" above to see more stars before fame!