Oh, boy, nobody can see me.
2 seconds sound clip from the The Leghorn Blows At Midnight (1950) Warner Bros. Merrie Melodies theatrical short.
You can hear this line at 00:05:08.140 in the DVD version of the film.
Quote context
[...]
- Where'd you go, boy? I say, where'd you... your plum vanished!
- Here I am! Over here! Here I am!
- I know you're around, boy. I can hear you, but I can't see you.
- Oh, don't matter, none. Go get the pheasant. He won't see you, neither.
- Nice mannered kid, just a little on the dumb side.
- I got you now, you nincompoop!
[...]