As of 2015, some popular games available on My Happy Games are "Plants Vs. Zombies" and "Angry Birds Rio Online." Both of these games are available to play for free.
In "Plants Vs. Zombies" available at My Happy Games, the player uses plants he purchases to fight off a horde of zombies. The player uses sunlight to purchase additional plants and places them in lines. Each level of the game allows for new zombies and challenges. "Angry Birds Rio Online," one of the popular games on My Happy Games, allows the player to join the fun from the Angry Bird movie with 45 levels of exciting gameplay.