Where do you get surf?

Answer 1

When you cross lake valor Cynthia may appear she will give you a secret potion it gets you across the group of psyducks then go across them and you will be on your way to celestec town oh yeah I forget to tell you when the psyducks go away Cynthia will give you a old charm for her Grandmother in celestec town when your their she will thank you then go in the cave look at the picture and she will come to you and thank you then as a gift she will give you the Hidden Move 03 surf.