Paris Hilton, Mel Gibson and Sylvester Stallone were amongst the celebrities seen at the Mending Kids Rock N' Roll All-Star Event held at the House of Blues in West Hollywood, California. In less than 10 years, MendingKids.org has provided over 1,500 children from 54 countries with life-changing surgical care for serious medical conditions, plus the training and research to assist surgeons in developing countries to create surgical programs that treat children.