5 Animal Templates

Entry Location:
At the drawing menu (When you start drawing)

To get 5 free animal templates, hold L and press B, B, A, A, X. You will hear yelling of the citizens as a confirmation. A sheep, a dinosaur, a fish, a cat thing, and a bunny rabbit.

Developers Grove

Entry Location:
Wishing Well

If you insert 10,000 Rapocoins (Or whatever they're called) into the wishing well, you will unlock "developer's grove".

P.S. 10,000 rapocoins is the max you can put in the well, if you try to insert more after depositing 10,000 you will enter the grove.

P.P.S. To exit the grove, tap the wishing well (Or hit A near it) to exit.

Extra Jump

After you get your wings, do a double jump (a, a) and press B to fire your gun. As long as you aim straight ahead, you will jump a third time.