How to remove unwanted Shazam app on iPhone?

I do not have the Shazam app but now Shazam is on my phone and I cannot get it off. What are the steps to take it off?

[Re-Titled by Moderator]

Original Title: I did not put the Shazam app on my phone and now Shazam is on my phone. They say they go to the control center to get rid of it, but it is not working. How do I get rid of Shazam?