Celebrate the Holy Spirit! Here are a few suggestions:
Have a Birthday Party for the Birthday of the Church, complete with cake and ice cream! Use Scriptural napkins:
Whether You Eat or Drink, Whatever You Do, Do All to the Glory of God (white)
I Can Do All Things IN Christ Who Strengthens Me (lavender)
This the Day the Lord Has Made, Let Us Rejoice and Be Glad in It (aqua)
As for Me and My House, We Will Serve the Lord (yellow)
Where Two or Three Are Gathered in My Name, There Am I in the Midst (pink)
Buy 2 or more and get a bulk discount.
Buy Napkins on this link.
Learn more about the action of the Holy Spirit. Read No Spirit, No Church!, an intriguing account of how the Holy Spirit brings about renewal in individuals and parishes.
Buy laminated prayer cards (SKU contains letters RR) in any quantity and any combination, and every fifth card is free of charge.
Holy Spirit Prayer Card on this link.