4.Go to the fishing lake. go round the right side to the bridge and read the sign. Fish with the rod and you should manage to get the bottle.
The 3 armours:
1. Hero's clothes. Obtained once you return Faron to light
2.Zora garments. Obtained after you guide Telma to Kakariko. Follow the Zora spirit to the Graveyard and crwl through the tunnel.go to the grave and you get it.
3.Magic Armour!(Makes you Invincible but eats up your rupees all the time) Fund 1000 rupees to Malo mart in Kakariko. That fixes the bridge. Then Fund 2000 more to build the shop in Hyrule town. Then you go to the shop on the far left. You buy the Armour for 598 rupees. A good way to get this money is to do the Bug collecting side quest which I will add soon.