The board the cupcakes were on. Pong, Pac-Man, and Tetris at the top. Super Mario on second level. Super Mario Kart and Majora's Mask on level 3. Angry Birds on level 4.
DO YOU WANNA CUPCAKE MY AVATAR?
Yellow Angry Bird
Pig from Angry Birds.
Maxim Tomato from Kirby
Sunflower from Plants vs. Zombies
Pea shooter from Plants vs. Zombies
Angry bird entering orange portal, exiting blue portal. Man, I wish this functionality existed in the real game.