Does Christmas Vacation have nudity?

im 13 and my parents cover my eyes in 1 part! what happens? i know its the part where that girl is by the pool taking off her suit. i think its more toward the beginning and their at the mall and theres a lingerie girl. and do you think they should let me watch it? and we have the movie so when im home alone should i watch that part? but just PLEASE tell me what hppens!