Lots of sexual humor and references throughout:

There are many talks about genitals, sex, sexual relationships etc.

There is a reference to a penis during intercourse.

Roz has a sex toy and mentions that it has a musical rhythm that gets faster the more they thrust.

Jack is shown with an erection.

There is a sex class with Ross that features scantly clad women.

Ross does a show on TV with many mature sexual subjects.

There are many more mature sexual subjects throughout the movie.

In one scene Greg is at a woman's house. Andie is drunk and tries to have sex with him, she strips down to her bra and underwear, no sex happens.

Jack and Greg get into a fistfight.

Greg cuts his finger, and blood sprays everywhere. This is for comedic effect

Moderate uses of shit and damn.

There are many times that characters drink.

Greg is shown with nicotine gum throughout the movie.

13+