The NeoPets Yahoo! IMVironment is available while using Yahoo! Messenger. To activate it, click 'IMVironments', then 'See all IMVironments', then 'Interactive Fun', then 'NeoPets'. Once activated, there are some special codes that will trigger special effects.
1) Click the NeoPets logo to open the NeoPets homepage.
2) Click the Gruish Melon to open the Gadgadsgame game page.
Note: These codes are not case-sensitive.
1) green / fall - Makes leaves flutter down.
2) grarrl - A Grarrl walks across the screen.
3) hasee / petpet - One of the Hasees jump.
4) purple / Doughnutfruit - The other Hasee jumps.
5) np / neopoints / money / cash - Neopoints fall from the top of the screen.
6) sloth / transmogrification / mutant - Sloth's laughter and eyes are seen/heard on screen.
7) volcano / erupt / moltenore / Buzzing someone - Volcano erupts.
8) feather - A Pteri flies across the screen.
9) mynci / vine / swing - A Mynci swings across the screen.
10) tura-kepek - The Island Mystic pops up on screen.
11) hiya / cya - An Island Grundo pops up on screen.
Note: These animations are random and will not appear any other way.
1) Different Island NeoPets walk across the screen.
2) One of the Hasees bounce.
3) A Flotsam dives into the water.
4) An Island Jubjub kicks a ball.