The Great Mighty Poo, also known as Sloprano, the Beast of Poo Mountain (as seen in the Conker's Bad Fur Day instruction booklet) and Chucky Poo, is a giant opera singing creature made of fecal matter and one of the bosses in the game Conker's Bad Fur Day and its remake, Conker: Live & Reloaded. his only appearance on the boxart is Luigi's Bathroom, his only playable appearance in Mario Party 634 The Great Mighty Poo resides on Poo Mountain where he spends his time singing opera, eating Sweet Corn and attacking anyone who ventures into his turf.