A group of English and French speakers are starting a French/English/Polyglot Conversation hour to help English speakers practice thier French and French speakers to practice thier English. Would you share ideas for conversation and language games that you may have? This is an adult group.
That might work... Except the wives might object.
Try Speed Dating. Use to introduce individuals to each other in first session. One English/One French to each table, they move round the room until they have met everyone and told them something about themselves. Continue as a group as ask each person to talk about somene they met during the evening.