Nyan Cat FLY! Walkthrough

You only get 10 points per yummy, so don't risk your life trying to get one

Type the codes in the menu:
Cheats:
FunkyFace: Modifies the bottom-screen text notifications in game
OmNomNomable: Changes "Nyans" to "Noms" in gameplay
VertigoKitty: Flips the galaxy upside-down
ColdWintersDay: Makes Nyan Cat move slowly from lane to lane
DownInFront: Moves Nyan Cat far up the screen
SnookiesCookies: Changes the word "cookies" to "Snookies" in the text notifications
ReverseEngineering: Reverses the galaxy horizontally, and inverts the rainbow trail
TastingTheRainbow: Reverses Nyan Cat
NyanCatMarch: Replaces bottom-screen text notifications with a parade of Nyan Cats
UseYourWhiskers: Disables the HUD
Leprechaunitis: Disables Nyan Cat's rainbow
CatBreadForTheWin: Replaces all yummies with Cat Bread!
InvisibilityCloak: Makes Nyan Cat completely invisible

Skins:
BlackAlbum: Makes Nyan Cat completely black
WhiteAlbum: Makes Nyan Cat completely white
DreamsComeTrue: Makes Nyan Cat flash rainbow colors
SummerNyan: Turns Nyan Cat into a watermelon
ChocoKittyTart: Makes a Chocolate Pop-Tart Themed Nyan Cat
YouLookLikeAPopTart: Makes Nyan Cat white, pink and purple
NyanOLantern: Makes Nyan Cat Hallowe'en-Themed
NyanFisher: Makes Nyan Cat stealth themed (a la Sam Fisher)
GGGGhostNyan: Makes Nyan Cat transparent
NyanTheDarkLord: Makes Nyan Cat black and glow red. Red glow is retained after reloading the game, black is not.
NyanStamp: Embosses Nyan Cat
ForgotMyGlasses: Makes Nyan Cat blurry and nearly invisible
DivideByZero: Makes Nyan Cat invert the color of whatever is behind it

This is a pretty good game.