Under the Sea (Just Dance: Disney Party)

"Under The Sea" by Samuel E. Wright is featured on.

Appearance of the Dancers
The dancers are a girl and a boy respectively, which represent Ariel and Sebastian respectively.

P1
P1 represents Ariel. She wears an aqua dress, a colorful headpiece and purple flats.

P2
P2 represents Sebastian. He wears a red suit and a red hat.

Background
The duo seems to be on the ocean floor, most likely where the movie takes place. Characters from it appear in the background every now and then.

Gold Moves
There is 1 Gold Move in this routine:

Gold Move: Shake your arms vigorously, as if you were playing the drums.