He's a complete basket case.
3 seconds sound clip from the Daffy Duck's Quackbusters movie soundboard.
You can hear this line at 00:33:38.497 in the DVD version of the movie.
Quote context
[...]
- Help! Open the door! Help! I'm locked in with a killer! Ahh! Help! Help! Ahh! Ahh! Help!
- Help! Save me! Ahh! Ahh! Save me! He's a killer! Help!
- Most outrageous exhibition of wanton cowardice.
- Sylvester, now, where have you been?
- He's a complete basket case.
- Monster!
- Why, that's just a little old canary bird fluttering in the breeze.
[...]