You cannot Find Happiny but you can breed Chansey.
You talk to mr. backlot in the Pokemon mansion south of Hearthome city!
Sorry, but there's no Happiny egg in Platinum, as far as i know. It was replaced by a Togepi egg that you get off someone. Google it perhaps?
there is no breeder kahill in platinum Yes there is you need to go south of the day care use your bike to climb the fall and battle the twins and then the weird looking dude who has a hapiny
Hapiny + Oval Stone = Chancey
buy the Pokemon platinum book
The 151st Pokemon is Mew and is unobtainable in Pokemon Platinum.
no you can't find a torchic egg in Pokemon platinum
try your best to find spirtomb in Pokemon platinum
There is not a route 233 on Pokemon platinum.
You cannot find zekrom in pokemon platinum
you find them in the cave
there is no such Pokemon