Ask your wedding coordinator for photos of past ceremonies to get some ideas, and brainstorm with your bridal party for more great ideas that you otherwise may not have come up with on your own.
You can also sit down with Search Engine Optimization tools like Keyword Discovery or WordTracker to brainstorm up new domain names with potential for good traffic right out of the gate.
Either invest in a good tripod and take the photos yourself or hire a freelance photographer and brainstorm ways to breathe new life into boring family portrait poses.
I hope these suggestions help, but if you're stilling having trouble after trying these steps, please don't hesitate to come back, and we can brainstorm some additional ideas.
When you find the prom themes your committee likes best, take a moment to brainstorm invitations, dress code, decorations, music, and menu to see which one you want to create into your magical prom night.