Breed a Clefairy with a Jigglypuff.
It will evolve jigglypuff into wigglytuff, clefairy into clafable, nidorina into nidoqueen, and nidorino into nidoking.
Once you ask the Copycat in Saffron City to get her Clefairy Doll back Talk to the man inside The Pokemon Fan Club.Then he will give you the Clefairy Doll go outside.Then Steven Stone will talk to you he will say that Latias(HeartGold)or Latios(SoulSilver).Finally Latias or Latios will roam Johto or Kanto.But sorry,you can't get Latios without Cheating,Hacking or Trading. :(
Clefairy's Egg Group is Fairy, so any Pokemon with the same Egg Group can breed with Clefairy, including Ditto, which has its own Egg Group.
Clefairy cannot evolve into Clefable by leveling up in Pokemon FireRed. The only way to evolve Clefairy is by using a Moon Stone on it.
Breed a Clefairy with a Jigglypuff.
nidorino, nidorina, clefairy
nidorina,nidorino,clefairy,and jigglypuff
Well if you can't find it in the grass try trading with somebody or migrating it but there is probably no other way you can find clefairy in heartgold.
Nidorina, Nidorino, Clefairy, Jigglypuff, and Skitty
Her Clefairy is level 17 and her Milktank is level 19.
You can find it in two locations: - Mt. Moon - The safari zone
it may evolve some of your Pokemon like nidorina to nidoqueen, nidorino to nidoking, clefairy to clefable, and skitty to delcatty
Whitney uses Clefairy and Miltank in Pokémon Gold/Silver/Crystal/HeartGold/SoulSilver and in the anime she has a Nidorina, a Clefairy and a Miltank.
Here's a lot of info on the safari zone in heartgold, including a list of Pokemon and where they are.
It will evolve jigglypuff into wigglytuff, clefairy into clafable, nidorina into nidoqueen, and nidorino into nidoking.
In saffron city, down and right from the magnet train line. She asks you to find her clefairy doll