The top few inches of Neil's exposed rear end is shown.
At one point, after waking, we see the top few inches of Neil's...bottom.
Anatomical drawings of the human body, showing a naked man and woman. This is shown a few times through the opening of the movie.
Neil shouts "Screw You!" at a driver who nearly runs him over. We then see the driver's reaction as he feels himself having sex with an invisible person.
Neil uses magic to give himself a bigger penis. First, it is so big that he falls to the ground, and then it becomes a black man's. Only sounds of his penis changing are heard.
Neil gives himself a woman's body. Her naked breasts are shown.
A woman's friend encourages her to have sex with Neil by saying 'You should f*ck him,' who then replies with 'You mean f*ck him right now?'
Neil and Katherine have offscreen sex. He believes he's used his powers to do it, when he really hasn't
Dennis talks about shagging multiple times.
Neil makes a woman want to have sex with a man and a dog
Neil uses his powers to turn his floor invisible, allowing him to spy on his attractive neighbour. She is in her underwear, and is freaked out by seeing him spying on her.