Have your guests hold mason jar lanterns with led candle lights for your send off.Mason Jar Garden Lights DIY Lids Set by TheCountryBarrel I can do this for the backyard! Switch out candles for battery or LED candles.
Small mirror tiles glued to fishing line with lights behind. This is fantastic.Such a cool easy idea. Would be great in a dorm room. Those after Christmas sales are perfect time to get a light set cheap for this DIY project!