Katy Perry performs her hit single Hot n Cold live in Austin, TX during the 2007 SXSW music festival. Hot n Cold reached number three on the Billboard Hot 100, making it Perrys second consecutive top three single, after her previous worldwide hit I Kissed a Girl. The single has also become Perrys second top five single in the United Kingdom, Australia, Ireland and New Zealand, and topped the charts in Finland, Germany, Canada, Norway, Spain and Denmark, and has topped the charts in 15 countries.