<P> National Lampoon 's Christmas Vacation is a 1989 American Christmas comedy film directed by Jeremiah S. Chechik . It is the third installment in National Lampoon 's Vacation film series , and was written by John Hughes , based on his short story in National Lampoon magazine , `` Christmas ' 59 '' . The film stars Chevy Chase , Beverly D'Angelo and Randy Quaid , with Juliette Lewis and Johnny Galecki as the Griswold children Audrey and Rusty , respectively . </P>
<P> National Lampoon 's Christmas Vacation is a 1989 American Christmas comedy film directed by Jeremiah S. Chechik . It is the third installment in National Lampoon 's Vacation film series , and was written by John Hughes , based on his short story in National Lampoon magazine , `` Christmas ' 59 '' . The film stars Chevy Chase , Beverly D'Angelo and Randy Quaid , with Juliette Lewis and Johnny Galecki as the Griswold children Audrey and Rusty , respectively . </P>
who played clark griswold son in christmas vacation
who played clark griswold son in christmas vacation
Johnny Galecki
Johnny Galecki