I used two codes, one to play as Toad in The Princess's Secret Silde and the other for the scrolling message display to wish spyke4995 happy birthday.

The code is called:

Play as Toad in The Princess's Secret Silde

Which is at my site at:

http://sites.google.com/site/jamesskingdom/Home/game-codes-by-james-s/super-mario-64-codes

Thanks for viewing and please have a look at my other videos.