Allison dresses in very revealing outfits.

A discussion of mitosis, where a man asks if that means there's "no sex". The response is that there isn't enough time, and a woman replies with "bummer".

A student tries to seduce her teacher for extra credit. Her outfit is revealing, and the teacher appears to consider her advances, but another teacher takes him away.

After hearing that their computers have been monitored, two men assure those monitoring that "the girls on the computer are over 18", which is responded with skepticism.

A woman falls over, and two men ogle at her exposed leg while commenting on her underwear. There are closeups on her legs, and her underwear may be partially visible.

When listing side effects of an experimental vaccine, erectile dysfunction is said.

One person tries to convince a man that a woman was coming onto him, using words such as "foreplay" and "screwed".

A man asks a volley-ball coach if he gets to see his team in the shower. He says he does and sometimes gets to shower with them. It is unclear if the volley-ball team is of-age.

In an act of annoyance/anger, a woman unbuttons her shirt for a man. Her bra and cleavage is visible for a few seconds, but is stopped before she can completely remove it. Other men make comments about her.

A sign reads "I can't die a virgin".

A woman says to a man that she "would have rocked his world", implying she would have given him great sex were they together.

Ira moons his old army boss (he presses his buttocks against the windshield of a Jeep).

Several alien creatures get shot (no blood). Some other creatures die of asphyxia.

An alien mosquito enters a man's body and we see it crawling underneath his skin. Some doctors discuss the possibility of amputating his leg. The whole scene may be a bit disturbing but it's supposed to be funny.

A man approaches a lake and a creature drags him inside the water. Later we learn that he was eaten by it.

In one scene, a doglike creature pretends to be cute and innocent, but when a middle-aged lady reaches out to stroke the creature, it quickly opens its mouth, and its tongue turns out to be a huge beak, bites a finger off the lady. Blood is seen but it's very quick.

A few variants of the word "Shit" are used. 1 "horseshit" and 1 "Shittin' me" appear in the dialogue.

a few uses of Lords name (GD), damn" and "ass"

some of the military men smoke cigars

there is one scene at a party, and it is implied that one man is trying to get another woman drunk so she'll have sex with him (this is never said outright we just assume this)

One of the largest blob-monsters ever seen would be frightening to younger children.

There are various creatures featured in the film which some children may find scary.

The scene where Ira and his two friends run through the mall with shotguns looking for the alien bird may upset some people. A girl is dragged around the mall by a creature.

In one scene, a doglike creature pretends to be cute and innocent, but when a middle-aged lady reaches out to stroke the creature, it quickly opens its mouth, and its tongue turns out to be a huge beak, bites a finger off the lady.