Funny. I never thought it would be you.
4 seconds sound clip from the Back to the Future Part II movie soundboard.
You can hear this line at 00:58:57.799 in the Blu-ray version of the movie.
Quote context
[...]
- All I have to do is bet on the winner, and I'll never lose.
- So I said, 'What's the catch?' He says, 'No catch. Just keep it a secret.'
- After that, he disappeared. I never saw him again.
- Oh, and he told me one more thing.
- Funny. I never thought it would be you.
- Yeah, well, Biff, you're forgetting one thing.
- You're dead, you little son of a bitch!
[...]