Katy Perry - I Kissed A Girl / Hot N Cold (Live At MTV EMA's 2008)

Katy Perry not only hosted the MTV Europe Music Awards in Liverpool, England last night (November 7th), but she also performed two of her most popular songs as the ceremony came to a close - the first being the worldwide hit 'I Kissed A Girl' and the second is her current single 'Hot N Cold'. Watch them both here: