Classify the musical genres of the following bands: Metallica, AC/DC, Aerosmith, Madonna
These artists are one of the most well-known musicians worldwide. As of their genres, Metallica can be categorised as a Heavy Metal band, AC/DC and Aerosmith as Hard Rock and Madonna as a Pop artist
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Classify the musical genres of the following bands: Metallica, AC/DC, Aerosmith, Madonna
### Input: 
### Response: These artists are one of the most well-known musicians worldwide. As of their genres, Metallica can be categorised as a Heavy Metal band, AC/DC and Aerosmith as Hard Rock and Madonna as a Pop artist</s>