Photo Credit: The Guardian
There are the kinds of superheroes you see in summer popcorn movies, and then there are real-life superheroes. Some of the biggest rock stars in the world have proved that they also have some of the biggest hearts, by giving generously of their time and money to causes they care about. Some you’ve probably heard of–their charitable works are nearly as famous as they are–but some will likely surprise you. Here are our Top 10 musical superstar superheroes.