Jessie J on Jay Leno

Jessie J is storming it in the States right now.

Price Tag has broken into the Top 40 on the Billboard charts and she is wowing audiences with her live TV performances.

A few weeks ago it was Saturday Night Live. Now it's the Jay Leno show - sit back and enjoy, 'Price Tag'.

Jessie J's debut album 'Who You Are' was released in the U.S earlier this week. According to Hits Daily Double, Jessie J's debut album is expected to shift 30-35,000 copies this week.