U have to make it eat the secret huhu cheese
You make riolu have max happiness and then level it up
How has the US lived up to the declaration of democracy the pursuit of happiness?
Your happiness and your health both need to be 500 to level up.
He evolves when you level him up with happiness during the day. you can find out how to raise happiness with this link. http://bulbapedia.bulbagarden.net/wiki/Happiness
Your monster's happiness goes up when you buy things it like furniture or food. It's happiness can also go up when you tickle it.
you keep on feeding it
Munchlax evolves by happiness. As long as it has a high happiness and it levels up, then it will evolve.
Get your mouse and tickle your monster and his or her happiness goes up but dont tickle him to much!
The highest number for happiness on Moshi Monsters is 999.
It only does when your Pokemon levels up but you want to have it participate to raise its happiness more.
level up with max happiness.
when you level it up at full happiness