To stop the sonic waves you have to go to Electown and battle a green navi. After you beat the green navi he will give you the ear plugs you need to stop the sonic waves, and you'll be closer to saving Roll.
Submitted by Bryan delacruz
When u have to find the 2 gold bug things, 1 is in Yai's white teddy bear, bug 2 is in the tree closest to the pink squirrel in acdc town.
Submitted by Anthony Lorenzo