Brothers of Dagarack is an episode of the ALVINNN!!! and The Chipmunks series.
Theodore has prepared the Power Orbs of Plethora for the new Dagarack movie, but Alvin discovers Simon all sweaty and hot. Ready to leave, Dave learns of Simon's condition and calls the doctor who informs them the blue-clad chipmunk can't see the movie premiere. Alvin makes Simon comfortable, and when asked to wait for him, Alvin promises he will while crossing his fingers. Simon mutters "glorble de blorble" as he drifts to sleep and Alvin explains to Theodore it means Simon wants them to see the movie without him. Simon interrupts the conversation so Alvin claims they meant they were creating a rap. Simon goes back to bed and the two race downstairs to see the movie, but Simon stops them using the sixth dimension. In their room once more, Brother Zargo asks Dargo to sing the "Dagarack Lullaby" in order to have peaceful sleep. Simon continues to stop them for they keep trying to leave without him. Dave finds them out of bed and as Dave takes sickly Simon away, Simon sees Alvin's crossed fingers. Following a dream to punish Alvin for his betrayal, Simon sees Alvin leaving again and gives up. Dave scowls Alvin and dismisses the idea finger crossing applies to the situation. Alvin starts sneezing, and the next day, Simon is all better though refused to see the movie considering its brotherly theme. Simon shows Alvin tickets for the next show and Theodore unfortunately walks in sick and delusional.
- "Dagarack Lullaby" 
- "You Can't Get Away" 
- "Dargo Rap" 
- The doctor from Who's The Animal makes a re-appearance in this episode.
- Two recolored Harmony robots, the original seen in The App, make an appearance in Simon's dream.
- Alvin and Theodore do not appear in their normal outfits throughout the entire episode.