Red Hot Chili Peppers are an American rock band formed in Los Angeles in 1983
I've heard that they are like a jam band live, which is great for summer festivals. 
YES they made very rocking performance 
Aerosmith, otherwise known as the Bad Boys from Boston" is another great rock band. 
it don't know very well about that Boston can you please tell what they made achievements ?
They band became popluar enough that they had a video game made with their music. Called Rock Band Aerosmith. They even have an exclusive controller. 
oh exciting 
The lead singer, Steven Tyler, got the band big with his on-stage acrobatics and dancing.