I put together a cartoony mistletoe attachment that people can click to kiss you and when they do hearts float up. Share the holiday spirit! You can get it in world at Summer Sim, here:
http://slurl.com/secondlife/Summer/107/33/21/
Or at XStreetSL here:
http://www.xstreetsl.com/modules.php?name=Marketplace&file=item&ItemID=1079413
Or On Rez here:
http://shop.onrez.com/item/871672