Jigglypuff can be found on routes 5, 6, 7, and 8.
In route 3 in the grass there are Jiggly Puffs
Route112
Route 115
no its a regular Pokemon like a meowth
sing
yes
You use a Moon Stone.
it evolves to jiggly puff
You might find it in the Trophy Garden if that is the Pokemon of the day.
in the safari zone :) Or on Route 3 and 4
Jiggly puff does not evolve at a level, but by using the moonstone.
The first level you can atch Jigglypuff is route 3 in Chapter 2