At the Ham-Ham Clubhouse,the Ham Hams see a rainbow. Some of them think they can nibble on it. Bijou arrives after the rainbow disappears and she and the Ham Hams think she will "lose her colors" now. Boss tries to find a rainbow for her but is unable to.

Pashmina is going out for the day without Penelope, so in an attempt to impress Pashmina, Dexter and Howdy volunteer to baby-sit so Penelope won’t be alone. Howdy and Dexter, both competing to be the best babysitter end up fighting with each other and a neglected Penelope wanders away.

It’s almost Mimi's birthday and the girls celebrate with Chinese Doll displays and treats. As the Hamsters are trying to understand the holiday, they find themselves following Mimi down the street, because they see her carrying the food they love, Rice Crackers.

When Maria's parents decide to go back to France so she can study piano, Bijou must bid her Ham-Ham friends goodbye. She finds it hard to tell them and when she finally does, the hamsters are in shock.