The best mashups don't just mix two songs into one track and call it a day. No, they blend the original works together, creating an entirely new song as a result. When done right, you're not sure ...

Taylor Swift performed ‘Guilty As Sin?’ for the first time during one of her ‘Eras’ tour shows, and used the 89th show of the tour to create a mashup of songs from her ‘1989’ album. Check out footage ...