Well, it's the greatest invention since microwave pancakes. It's called Summer Wheeze. Watch this!
6 seconds sound clip from the Frosty Returns (1992) movie soundboard.
You can hear this line at 00:06:49.787 in the DVD version of the movie.
Quote context
[...]
- I'm sorry, Mom. I ran out because...
- Here! Take one of these cans and start spraying.
- OK. Now make sure you aim right at the snow and hold the can at least 12 inches away.
- Well, it's the greatest invention since microwave pancakes. It's called Summer Wheeze. Watch this!
- And you thought you were the only magician in the family, didn't ya? Huh? Didn't ya?
- Lil, how did you get that sidewalk of yours so clean?
- You won't believe this, but I never had to lift a shovel.
[...]