Trainer: Wow Eevee, you're so powerful now! Oh I bet you'll be ready to evolve soon.

Eevee: Eevee! Eeee! Vee! (Yes. Possibly even tomorrow. I feel it!)

Trainer: I wonder what evolved form you'll take?

Eevee: *with a knowing look to the audience* Eevee...Eee! Eevee vee. (You'll see...I won't say til' tomorrow.)