Beavis: [high-pitched voice] I don't feel nothing.
Butt-head: [high-pitched voice] Huh huh huh. What's wrong with your voice, dude?
Beavis: [high-pitched voice] What's wrong with yours?
Butt-head: [high-pitched voice] Oh no.
Both: [high-pitched voices] WE'RE NEUTERED!
Season 2
Butt-head: [high-pitched voice] Huh huh huh. What's wrong with your voice, dude?
Beavis: [high-pitched voice] What's wrong with yours?
Butt-head: [high-pitched voice] Oh no.
Both: [high-pitched voices] WE'RE NEUTERED!
Season 2
Beavis : [high-pitched voice] I don't feel nothing.
Butt-head : [high-pitched voice] Huh huh huh. What's wrong with your voice, dude?
Beavis : [high-pitched voice] What's wrong with yours?
Butt-head : [high-pitched voice] Oh no.
Both : [high-pitched voices] WE'RE NEUTERED!
Season 2
http://www.tv-quotes.com/shows/beavis-and-butt-head/quote_35741.html