The UK singer also says fans will realise the band's friendship is real from watching their new E! show.
The Wanted's 'Glad You Came' Rises To Number Three On US Billboard Hot 100 Chart
The 'Warzone' star's single continues to make a huge impact on the American market.
The Wanted's single 'Glad You Came' has jumped one place on the US Billboard Hot 100 to rise to number three.
The 'Lightning' singers have reached their highest chart position so far after two weeks at the fourth spot.
The band took to their Twitter account to announce their joy at the latest chart position and tease details of some more big news.
Singer Tom Parker tweeted: "#3 on the billboard this week. Moving up!! You know how we said we had big news, we've also got another piece of news, that's just as huge!"
Siva wrote: " 3 on the billboard's this week, delighted! It's getting higher ;)"
The latest chart surge comes in the same week the boys returned to the US for performances on The Tonight Show With Jay Leno as well as at MTV's Spring Break 2012 concert , where the stage ended up being shut down for 25 minutes because of a stage invasion.
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The group can be seen rehearsing for the promo, discussing Jay's beard and playing with tape measures in the footage.
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Watch the video for the band's brand new song from their forthcoming album.