The Revlon Concert for the Rainforest Fund with Sting + Elton John + James Taylor + Rosanne Cash + Vince Gill + Bruno Mars and more

Trudie Styler's fund-raising event for the rain forest will hit you deep in the pocket, but at least you know it's for a good cause—said cause being the sight of Elton John cavorting with chorus boys during a Journey cover, if footage of 2010's event is anything to go by.