Some kissing and teasing.
The police outline around where the corpse was found shows that the murdered man had a gigantic penis. The protagonist is visibly impressed.
The protagonist wipes his colleague's face with a soggy paper handkerchief that was previously used to wipe its owner's semen.
While lying on hospital bed, the protagonist repeatedly pushes nurse's face to his crotch.
The protagonist drinks up a cup of something and later learns it was full of someone's sperm.
A photograph with a man wearing only boxer shorts is shown.
A man and a woman are acting seductively and making obscene tongue gestures.
A man wearing only boxer shorts falls to a woman's bedroom and it's implied that he's then sexually abused by her.
Lot of sexual innuendo in dialogues and generally more sex-related humor than in the previous two films of the trilogy.