It's possible the Kardashians really do think of themselves as American royalty.
"Madly in love with my little Reign Aston Disick," Kardashian wrote on Sunday, along with a picture of her holding the baby's hand.
Reign, who was born on Dec. 14, joins big brother Mason, 5 (with whom he shares a birthday), and sister Penelope, 2.
What do you think of the name Reign?
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