Llama Llama's tooth is wiggling! Is it time for his first tooth to come out? He's excited, but anxious. Who is this tooth fairy everyone talks about? Mama Llama reassures him; the tooth will come out when it's good and ready. But no one is ready for what happens next...Suddenly, the tooth is GONE! Where did it go? And will the tooth fairy come at all, now?

Greedy Llama travels back in time to eat his marvelous birthday donut a second time, but a Baby Llama follows him to the present, and soon his house is a chaos of cave llamas, barbarian bunnies, and Viking pigs.

When Llama Llama accidentally breaks Mama Llama's favorite picture frame, he decides to tell a little lie about how it happened. In the end, Llama Llama learns a powerful lesson about telling the truth, even if it's hard to say.