For your 75th Birthday party theme, here is a game idea that can be altered to fit the 75th Birthday party theme.
Check out 75th Birthday
Party Games for more free party games. Three quarters of a century old, bring your canes and walkers to compare hip replacements at a 75th birthday party.
EXCUSE ME: Gentlemen ask ladies to a dance. 2-3 gentlemen are given special cards with the phrase "Excuse me!" written on them. With this card the gentleman may come to any of the pairs, give it to the gentleman and begin to dance with his lady.