You have to get the Azure Flute through a Mystery Gift. The Event already passed though ):
you cannot
The only way to get Celebi on Pokemon Pearl without AR cheats is via event distributions. However these events are no longer being held or supported for Pokemon Diamond, Pearl and Platinum.
There are no cheats without action replay for pearl but there are glitches but if some of them require for you to do the Pokemon trading thing do NOT do them because the Pokemon company can ban you from trading.Just search Pokemon pearl glitches I know there's tons of them.
in a fossil
cant
You can't without trading, migrating or, cheats
Trading, Migrating, Catching the legit legendary Pokemon in pearl, etc.
You can't without using cheats.
Yes by migrating it from firered or leafgreen.
You Have to trade from Pokemon Diamond, Pearl, or Platinum.
well, just go to Google and type in "pokemon pearl cheats"
If you have log cabin ranch then you can receive Mew from Hayley(only pearl/diamond)