Pop rock is a music genre which mixes a catchy pop style and light lyrics in its (typically) guitar-based rock songs. There are varying definitions of the term, ranging from a slower and mellower form of rock music to a subgenre of pop music. The detractors of pop rock often deride it as a slick, commercial product, less authentic than rock music. Pop rock has been described as an "upbeat variety of rock music represented by artists such as Elton John, Paul McCartney, Rod Stewart, Chicago, and Peter Frampton." In contrast, music reviewer George Starostin defines it as a subgenre of pop music that uses catchy pop songs that are mostly guitar-based. Starostin argues that most of what is traditionally called 'power pop' falls into the pop rock subgenre. He claims that the lyrical content of pop rock is "normally secondary to the music." Critic Philip Auslander argues that the distinction between pop and rock is more pronounced in the US than in the UK. He claims in the US, pop has roots i...