Ellen Griswold: [after the bartender shoots at Clark] Clark, I don't think that was funny. A loud noise like that could damage the kids' hearing.
Clark Griswald: C'mon, Ellen. It looked real. Hell - I thought it was a real gun. Didn't you think it was real, honey?
Audrey Griswold: What?
Clark Griswald: I said didn't you think it was real?
Audrey Griswold: What?
Ellen Griswold: Oh are you happy now Clark? She's deaf.
Clark Griswald: Oh what the hell - it was fun anyway.