Rihanna - Her sound and substance was too heavily similar to that of Beyoncé's

Rihanna, During the release of her sophomore album, many critics felt that Rihanna's sound and substance was too heavily similar to that of Beyoncé's.

The media even made negative reviews comparing Rihanna's music, music videos, performances and even Rihanna's image to Beyoncé, which garnered Rihanna much criticism.

Some media even unfairly claimed that Jay-Z fashioned Rihanna to be a replica of Beyoncé.