Small social group whose members share personal and enduring relationships. -People share many activities, spend a great deal of time together, and feel they know one another well. -Families are these types of groups in that they are the first groups we experience in life and because they are of central importance in socialization process.
Cocktail dress: Formal, usually knee-length, something more like an LBD Prom dress: VERY formal, usually floor-length, basically think ball gown, bedazzled. Evening gown: VERY formal, a lot like prom dress, less bedazzled That's what I think the difference is.
A tuxedo or formal dark suit and tie. She should wear: A long evening dress, dressy suit or formal cocktail-length dress. The invite says cocktail attire This is slightly less formal than black tie and black tie optional, which means no tux required for men and no floor-length gown required for women (unless you'd like to wear a long dress). He should wear: A suit and tie.