Pigs in a blanket, Ritz crackers, Velveeta, Bosco, Ovaltine, mashed potatoes and meatloaf . You can see where this is going. For drinks, in addition to the soda shop favorites, serve Manhattans, Grasshoppers and Martinis, too. It wouldn't be 50s party without checkers, Mr. Potato Head , Parcheesi, and dancing. Have a game competition or dancing contest.
Music is a great social activator.
The hula-hoop is a 1950's favorite. Make sure to have more than one hoop handy so the guests can compete to see who can hula for the longest amount of time. Have a treasure hunt. Kids love these. Click here for a treasure chest full of fun toys and stuff from the 50s.