you are welcome, to participate with family and friends, it being good opportunity to celebrate, meditate together. you should consider extending the invite to everyone you would like to participate with.
consider to join in with someone from another generation, it will allow to share memories and experiences. it becomes meaningful to-tell/listen-to stories.
you would have a chance to make the offerings into havana and recite the mantras upon attending. the havana is outdoors and it being cooler in the morning, in 40s in the morning, please dress for cold.