you need to duplicate a bottle over the gibdo's mask then go get some hotspring water in the duped bottle and then quickly play the song of inverted time and then warp to the southern swamp and then play the song of dubble time and then set it to the very end of day 3 at 5o'clock and then go back to the hotspring and get some more hotspring water and then qiuckly play the song of inverted time and