Julie Warner is seen peeing in the woods infront of a man. She asked him to join her and do the same.
At the beginning of the movie, Dr. Stone (Michael J. Fox), is having a going away party because he is headed to California to be a plastic surgeon. His co-workers get him a cake that looks like a bare bottom (some may see it as breasts).
We see the black silhouette of a nude woman at the lake during sunrise. She splashes water on herself and we can see the form of her breasts. She is shadowed and hard to see due to the sunlight.
Lou (Julie Warner) is seen swimming in a lake. She is seen fully nude, her breasts and pubic area is fully seen as she walks out of the water.
There are a number of sexual references throughout the movie