You don't know the half of it.
2 seconds sound clip from Darkwing Duck - Life, the Negaverse and Everything (S1E35).
You can hear this line at 00:15:25.524 in the DVD version of the TV Series.
Quote context
[...]
- So much for our big advantage.
- The old hometown ain't what it used to be, hey, Darkwing?
- Oh, a veritable Magic Kingdom of fun for the whole family.
- You don't know the half of it.
- The Negaverse is my own personal playground.
- And with a little help from my Negahammer, you're going to be my own personal pancake!
- I am sick of hearing your gums flap, Jack! Just kill me and get it over with!
- All in due time. When that pendulum cuts through the rope, it's bye-bye Darkwing.
[...]