If you want to get back there before she marries Sleeping Beauty, there's a special can of fuel in your glove compartment.
8 seconds sound clip from the Spaceballs movie soundboard.
You can hear this line at 01:26:07 in the Blu-ray version of the movie.
Quote context
[...]
- Well, you opened your fortune cookie, so here's your fortune.
- Yes! Your father was a king. Your mother was a queen. Which makes you a certified prince.
- Hey, I'm a prince! I'm a prince. Which means...
- Which means, if you hurry, there could be a princess in your future.
- You're welcome. And may the Schwartz be with you!
[...]