Anna and Faby recap “The Lost Harp of Mervana!” The mermaid hippies of Mervana are harmless, or so they appear! In a bid to prove their evil intentions, Louie goes in search of a lost magical harp that is only capable of speaking truth. But the truth is not always what it seems! 

References: DuckTales (1987) S1E45 “Raiders of the Lost Harp”