15 Fun Theme Party Ideas for Adults That Everyone Will Love. here are some of my absolute favorite theme party ideas that me and my adult friends absolutely. The verse from Psalm 139:23-24 read: “Search me, God, and know my heart;. The verse from Psalm 139:23-24 read: “Search me, God, and know my heart;. Main Event is a great place for birthday parties! Celebrate your child’s next birthday party at…