When it comes to KATY PERRY there are a few things we know... 

 

1) She's insanely talented. 

2) She's insanely smart. 

3) She's also an incredible at business. 

 

So when you watch this footage from Katy's very first tour, remember, this is a star-in-the-making... and it shows just how good -- how really unbelievably good - she really is.