Here are instructions on how to make one. They are very general but it is all that I could find. Good luck!
http://family.go.com/halloween-costume-contest/unique-costumes-1/yoshi--unique-costume-1076/
No. the luigi costume only works with yoshi.
You don't need a code, just select him and thenpress A with the hand on his picture to change his costume.
Yoshi Yoshi Yoshi
He Yoshi do
yoshi is a yoshi. or you could say he is a dinosaur
Yoshi's official name is "Yoshi".
There is not a playable purple Yoshi in Yoshi's Story,but one does appear in the game...
all the other Yoshi s. but birdo is a yoshi.
Yoshi drawing tutorial.
www.yoshiart.com for all Yoshi!
A male and a female Yoshi produce a Yoshi.
Nice question but Yoshi isn't a raccoon. Yoshi is a turtle.