Slow color changing LED submersible lights are THE BEST when it comes to DIY table centerpieces & party decor. It's crazy easy adding these to your floral arrangements - take note, wedding planners: http://www.flashingblinkylights.com/multicolor-submersible-led-lights-for-special-events-sku-nol-11446-mlt.html
Make this awesome color changing centerpiece by burying a color changing submersible tealight under some clear gems. Fill the vase with water, add a faux (or real) orchid, and top the vase with a floating candle. Chic centerpiece and fun mood lighting all in one.