Portal 2: The (Unauthorized) Musical. Chapter Four.

Geekenders audiences are in for science and adventure when GLaDOS returns from the dead to take revenge on the silent girl in the orange jumpsuit! So take a ride on the Aperture Science elevator and get ready to test in this new musical adventure! Featuring all your favourite characters from the Portal games, including Wheatley, the Space Core, and Cave Johnson. Like what you hear? Want to order a cast recording with one free track? L