The Foo Fighters are an American rock band formed in Seattle, Washington in 1994 by Dave Grohl, former drummer of Nirvana, after the death of Kurt Cobain. Known for their blend of hard rock, post-grunge, and alternative rock, the band's signature sound is characterized by heavy guitar riffs, melodic hooks, and Grohl's distinctive vocals. The Foo Fighters have significantly influenced the rock genre and have created numerous influential works, including songs like "Everlong," "My Hero," and "Learn To Fly." Their contribution to music has earned them multiple Grammy Awards and a solid place in rock history.