Papa and the cubs decide to train together for the Annual Bear Country Run, but find their performance level isn't increasing the way that it should. Dr. Grizzly informs them that exercise is important, but so is a healthy diet.
The Lunch Labbers can’t keep up with Corporal Cup’s exercise regimen. Their muscles are tired. Fizzy decides to teach everyone about the importance of protein. They visit Sully the Cell as he introduces us to a muscle fiber and teaches about the benefits of lean protein.