How do you get a happiny egg?

go 2 hearthome city and go to the very bottom and turn right and before u go in that weird room thing that takes u to a different route there is a guy he looks like the hiker ppl u have 2 fight. so talk 2 him and he will give u the egg. to hatch it u have to walk and take 10,000 steps ( i think.....) and it will hatch then 2 evolve it u have 2 make it happy and then u give it an oval stone ( srry i cant really remember how 2 get the stone but i think its on top of the spirit tower thing before u go 2 soleceon town if its not there im srry 4 the bad directions i cant really remember.) hjope i helped~!!!!!!!!!!!