VIDEOS:
BCG - Road Trip recording
The voice actors for all four nuclear Greens recorded their dialogue together for the "Road Trip" special, given that it was five straight minutes of the Greens sitting in the Kludge talking to each other the entire time.
Example of:
Voices in One Room
Animaniacs - 2020 Voice Cast
Example of:
Voices in One Room
Friendship is Magic
Example of:
Voices in One Room
Ninjago
Example of:
Voices in One Room