beat the gym leader
hearthome city
Surf
interact with them
you get one from a guy to the east of hearthome city
A karete guy before Hearthome city.
If you mean the moves it learned that were deleted, there should be a guy somewhere in a city, i think its hearthome, but he should be able to teach your pokemon an old move for a heart scale. If not in hearthome, time to do a scavenger hunt!!!
Some guy gives it to you before you go in Hearthome City.
you can fly to hearthome city with the move fly but as you want to use it you must have some Jim badge's . Greatings shoXa pokémon master!!
on route 209. the fisherman guy you see coming out of hearthome city.
its called a odd keystone. Get it from the karate guy near hearthome city.
Hearthome city isnt in that game. Hearthome city is in Diamond, Pearl, and Platinum.
go to hearthome city and a guy will give you an egg w/ hapinnniYou need to breed Chansey.