Ep 1. Talking Teddy / Principal Interest

In the first episode of "Alvinnn!!! and the Chipmunks" season 1, we are introduced to the three chipmunk brothers, Alvin, Simon, and Theodore, along with their dad, Dave, and their babysitter, Miss Miller.

In the first segment, "Talking Teddy," Theodore receives a teddy bear as a gift from Miss Miller. However, the bear is not an ordinary stuffed animal - it talks! Theodore becomes obsessed with his new toy, but soon realizes that the bear has a nasty personality and is a bad influence on him. Meanwhile, Alvin and Simon try to help Theodore get rid of the bear before it causes any more trouble.

In the second segment, "Principal Interest," Alvin develops a crush on the school principal, Mrs. Smith. He becomes determined to impress her, but his attempts at being a model student backfire when he starts to get in trouble for things he didn't do. Simon and Theodore try to help their brother, but the situation spirals out of control when Alvin is accused of stealing the school's mascot.

Throughout the episode, we see the dynamic between the chipmunk brothers - Alvin is the mischievous troublemaker, Simon is the nerdy know-it-all, and Theodore is the sweet and innocent youngest brother. Their dad, Dave, is the responsible adult figure who tries to keep them in line, while Miss Miller is the fun-loving but slightly scatterbrained babysitter.

The episode is filled with humor and heart, showing the bond between the three chipmunk brothers and the wacky situations they can get themselves into. As the first episode, it sets the tone for the rest of the series and introduces us to the beloved characters that have been entertaining audiences for decades.