[The duck walks by.]
Chandler [angrily]: Oh, oh, I'm a duck. I go quack-quack. I'm happy all the time.
Chandler [angrily]: Oh, oh, I'm a duck. I go quack-quack. I'm happy all the time.
[The duck walks by.]
Chandler [angrily] : Oh, oh, I'm a duck. I go quack-quack. I'm happy all the time.
http://www.tv-quotes.com/shows/friends/quote_3129.html
