The littlest mermaid!
She's not even three-months-old yet, but Chrissy Teigen's daughter Luna is already starting to take over the Snapchat universe — and this latest aquatic snap has to be the cutest one yet!
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Clad in a knit mermaid costume, John Legend's daughter is proving to be a camera-ready model – just like her mama!
Scroll through to see some of baby Luna's best moments!