After finishing the 2008 Warped Tour , Perry hosted the 2008 MTV Europe Music Awards in November 2008 , where she won the award for Best New Act . At the 2009 Brit Awards , she also won the award for International Female Solo Artist . Perry embarked on her first headlining world tour , the Hello Katy Tour , from January to November 2009 to support '' One of the Boys '' . On August 4 , 2009 , she performed as opening act for one date of No Doubt 's Summer Tour 2009 . Perry also hosted the 2009 MTV Europe Music Awards in November 2009 , becoming the first person to host two consecutive ceremonies of the European awards . On July 22 , 2009 , Perry recorded a live album titled '' MTV Unplugged '' , which featured acoustic performances of five tracks from '' One of the Boys '' as well as one new song , " Brick by Brick " , and a cover of Fountains of Wayne 's " Hackensack " . It was released on November 17 , 2009 . Perry also appeared on two singles with other artists ; she was featured on a remix of Colorado-based band 3OH ! 3 's song " Starstrukk " in September 2009 , and on a duet with Timbaland entitled " If We Ever Meet Again " , from his album '' Shock Value II '' , in January 2010 . The '' Guinness World Records '' recognized her in its 2010 edition as the " Best Start on the U.S. Digital Chart by a Female Artist " , for digital single sales of over two million copies
2008 MTV Europe Music Awards
2008 MTV Europe Music Awards
Katy Perry