Nothing says "under the sea" like a bright blue mermaid tail! This Mermaid Tail Sequin Stocking — Royal Blue ($23) will brighten up your stocking collection instantly.

Britney Spears took to Twitter on Thursday, Aug. 20, to share a family photo in which she rocks a gorgeous blue mermaid tail; shop your own!

Dua Lipa transformed into a Barbie doll in a promotional image for the new "Barbie" movie, wearing a blue wig and a mermaid tail.

Jack Laflin likes to recall the time he wriggled into a 9-foot-long, 30-pound blue mermaid tail. He’d spotted similar pieces behind the scenes of the acting gigs he was trying to land, but this ...