Read along with Disney! Ariel's sister, Adella, comes down with a case of the Bubbles. To help her sister, Ariel goes on a quest with Flounder to find the triple-banded sea oyster in Black Beard's Trench. Follow along with word-for-word narration as Ariel and Flounder cross the treacherous Barbed Sea Kelp Forest into the trench for this elusive oyster.