Vespa: Who are you?
Barf: Barf!
Dot Matrix: Not in here, mister. This is a Mercedes.
Barf: Barf!
Dot Matrix: Not in here, mister. This is a Mercedes.
Vespa : Who are you?
Barf : Barf!
Dot Matrix : Not in here, mister. This is a Mercedes.
http://www.moviequotedb.com/movies/spaceballs/quote_22059.html