According to the Daily Mail, the five-month-old was being carried by his famous dad into their hotel while rocking all white like his big sis, North.
While this is the first time we've seen Saint with his family, his mother Kim showed him off on Instagram a while back.
They grow up so fast!
Watch Mr. West dress up as the Easter bunny for his kids in the BET Breaks video, above.
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(Photo: Nicholas Hunt/Getty Images for Balmain)