Tumble Leaf Season 4 Episode 2 Moonlight Mermaid / Hedge's Hatchlings Episode Title:Moonlight Mermaid / Hedge's Hatchlings.Episode Description:Moonlight Mermaid The Gang attends Moonlight Mermaid Manatee Night at Tumble Park - where the mechanical Mermaid Manatee sings her famous song to a rising mechanical moon. / Hedge's Hatchlings With the help of his hero, the Mermaid Manatee, Hedge and his friends protect a nest of hatching sea turtle beetles.