Chevy Chase in National Lampoon's Christmas Vacation (1989)

Chevy Chase in National Lampoon's Vacation (1983)

Chevy Chase, Beverly D'Angelo, and Christie Brinkley in National Lampoon's Vacation (1983)

Chevy Chase, Beverly D'Angelo, Juliette Lewis, and Johnny Galecki in National Lampoon's Christmas Vacation (1989)

Chevy Chase and William Hickey in National Lampoon's Christmas Vacation (1989)

Chevy Chase, Beverly D'Angelo, Randy Quaid, Diane Ladd, Doris Roberts, E.G. Marshall, Mae Questel, and John Randolph in National Lampoon's Christmas Vacation (1989)

Doris Roberts at an event for National Lampoon's Christmas Vacation (1989)

National Lampoon's Christmas Vacation (1989)

Chevy Chase, Beverly D'Angelo, Juliette Lewis, Randy Quaid, Brian Doyle-Murray, and Johnny Galecki in National Lampoon's Christmas Vacation (1989)

Chevy Chase, Beverly D'Angelo, Juliette Lewis, Johnny Galecki, and John Randolph in National Lampoon's Christmas Vacation (1989)

Chevy Chase and Mae Questel in National Lampoon's Christmas Vacation (1989)