You may get it in World 2-1 down a certain pipe.
AH! well see Bowser is in the Bitlands. Just keep going and you'll find him. When you do, you have to fight him. Use Boomer ALOT. He's tuff
In Flipside, if you have Boomer, go to the right and blow it up to make a hole in the wall. Flip to 3D and go through and to the left is the card shop.
In a bathroom stall.
In the bathroom stall.
you give him some paper you find that i think has a clue on it
Chapter 1-1
You will "find" him after chapter 6.
Itty bits in flipside.
you will find her at Flopside somewhere when you finish the game
use the key you find.
u look 4 em'
As sap soup is only available in Super Paper Mario, you get it sometimes when you defeat Floro Sapiens in chapter 5.