One character mentions that she will give her sister and her sister's fiancée "alone time" to "make love".
Two drunks are seen in bed together after a party for a moment, semi-nude.
A married couple in the movie are hinted at having sex when the house is empty, but all of this is implied in innuendo.
Someone mentions they will be eating one of the waitresses.
Someone jokingly refers to someone's party as them "coming out", as well as asking if something sounds "gay".
There's various mentioning of penises and breasts.