#1816270 - safe, edit, edited screencap, editor:korora, screencap, princess skystar, rarity, twilight sparkle, alicorn, pony, seapony (g4), unicorn, g4, my little pony: the movie, bioluminescent, blue eyes, blushing, bubble, bubble helmet, bubble on head, coral, cropped, cute, dorsal fin, female, fin, fin wings, fins, fish tail, floppy ears, flower, flower in hair, flowing mane, flowing tail, freckles, glowing, happy, haydn, jewelry, lyrics, necklace, ocean, open mouth, open smile, pearl necklace, seaquestria, seashell, seaweed, skyabetes, smiling, song reference, swimming, tail, text, the mermaid song, twilight sparkle (alicorn), underwater, water, wings