You mean, you're the Supreme Commander?
2 seconds sound clip from the The Brave Little Toaster (1987) movie soundboard.
You can hear this line at 00:56:47.600 in the Blu-ray version of the movie.
Quote context
[...]
- Welcome. Welcome, friends from Earth. I've been expecting you.
- Look!
- Huh? It can't be. Is it you?
- Yes!
- Yes!
- Brother, it was you contacting me on Earth.
- You mean, you're the Supreme Commander?
- Why didn't you say who you were?
- I couldn't risk revealing the real me.
- I had to rule by fear. After all, bigger is better.
- You don't have to be bigger to be better.
- Yes, I know that now. I recently learned that from somebody very small.
- Allow me to introduce my brother whom I have not seen for almost 60 years. Surprise.
[...]