The Last Weekend (2012)
S3E14 Carnage in C-Minor
The Autobots and Decepticons discover that the unique vocal abilities of three aliens—Allegra, Zebop Scandana, and Basso Profundo—can be harnessed to create a formidable weapon.
The Autobots and Decepticons discover that the unique vocal abilities of three aliens—Allegra, Zebop Scandana, and Basso Profundo—can be harnessed to create a formidable weapon.