Katy Tiz is a British pop singer-songwriter who gained mainstream acknowledgement after releasing her cover of Rock Mafia's single "The Big Bang" in 2014. Tiz became the first unsigned artist to be declared 'On the Verge' by Clear Channel/iHeartRadio, and "The Big Bang" subsequently entered Billboard 's Hot 100 chart, iTunes' Top 100, and Shazam's 'Top 100 USA'. The success l ... Show More