We've all had them -- those child get-togethers that turn into disasters. Join About.com experts Terri Mauro (specialchildren.about.com), Catherine Holecko (familyfitness.about.com), Kathy Ceceri (homeschooling.about.com), and Lisa Jo Rudy (autism.about.com) as we tell some of our playdate horror stories and give our suggestions for avoiding the worst.