Here's the choreo!
Ariel and Ursula are in the centre of the stage. Ursula is laughing very mean, Ariel looks very sad. Triton isn’t on stage yet.
1-8 Ariel(looking at her feet, arms hanging besides her): 2 rond de jambes à terre, tendu devant, close in 1st, tendu derrière, close in 1st. Repeat en dedans.
Ursula: 2 big steps forward, make second position, plié. Pirouette à la seconde, close in second, pirouette à la seconde en dedans. She then brings her arms to 5th position ouvert and cackles.
Flotsam & Jetsam: Make 2 steps forward after Ursula does 2 big steps forward.
1-8 Ariel: repeat, looking even sadder.
Ursula: Walks back to Ariel, sneakily walks around her and cackles again. She scares Ariel with her cackle.
Flotsam & Jetsam: Walk back to Ariel too and annoy her by blowing in her ear and pulling her hair. When they see Ariels irritaton, they laugh.
1-4. Triton enters from the right side of the stage: 2 chassé, grand jeté. Ariel looks up, runs towards her father and hugs him.
5-8. Ursula pas coupés towards Triton & Ariel, then does a pas de cuisse and laughs again.
1-8. Ursula grabs Ariel by her hair and pulls her away from her father. Flotsam and Jetsam bring Ursula 2 contracts. She takes the first one and shows it to Triton
1-8. Triton reads the contract and shakes his head. He grabs his sceptre and tries to destroy it, but he can’t. Ursula laughs.
1-8 Ursula runs backwards to the centre of the stage(she is still facing Triton). She then does: balancé to right, balancé to left, grand assemble and raises her arms to 5th position ouvert.
1-8 Triton shakes his head and runs to Ursula. Ariel follows him. He kneels for her. Ursula laughs. Flotsam and Jetsam pas courru towards Ursula and give her the second contract and a pen. Ursula gives those to Triton
1-8, 1-8. Triton reads the contract. He looks at the ground for a moment and then signs. He hands Ursula his crown. Ursula laughs. Ariel hugs her father and they walk off stage, Triton still looking sad because he lost his kingdom.
1-8. Ursula, Flotsam and Jetsam form a triangle in the front of the stage. Ursula makes a plié in 2nd, then does: double pirouette à la seconde, double pirouette à la seconde en dedans.
Flotsam and Jetsam make a normal double pirouette and a normal double pirouette en dedans.
1-8. Ursula, Flotsam and Jetsam: Assemblé to right, assemblé to left. 2 quick pas de chats to right, pas courru off stage.