you get it at trophy garden
Pichu evolves by happiness.
That Pokemon is pichu.
in mrs bachlot mansion
not hard
in pokemon pearl/diamond it is in the trophy garden
Breed it with a Voltorb
when it has high friendship
you can get it at the trophy garden
arceus or shiny pichu event
In the Trophy Garden. Bring Quick Balls they work well.
breed two pikachus holding magnets and the pichu will have it
http://www.youtube.com/watch?v=7yaRbkh4pi4