No, not in the immediate game anyway. But you might be able to make him appear by using a code. search pokemon park wii pikachus adventure on Google and you will have many different sites pop up.
No, you can't see mewtwo in pokepark wii
Go to the Meeting Place.
in the green room in the haunted house
In the Beach Zone ,not that close to the Drifblim Stop
go talk to glalie and go from there
hello, you can find weedle in the meadow zone, the tree near were you find magicarp, dash into the tree and weedle drops out
Type in this password before you click on "Play In Pokepark" (It's right below it): 67446162
The bouquet is located on the edge of the cliff behind the driftblimb stop in the flower zone (not meadow zone, the zone behind the granite zone).hope this helped :-)
Well you get it at the beach zone
By playing Skill Games/Attractions until you become friends, if you have a lot of berries, that's means you are strong & you can only go up to 9999 berries.
After you beat the game, go back to the Granite Zone from the Meeting Place
to unlock all the gates in pokepark wii try talking to Pokemon that might need you and visit other zones.If you cant visit one zone try talking to the other Pokemon in the zone that you cant get out of and see if they have a problem.Then try to solve the problem.Then you will get to go to a new zone