Kelly Clarkson knows all too well that when it comes to entertaining the masses, Taylor Swift is in a class of her own. "When you tour, like, you have to take everything in trucks. So, you have to pay for all that," Clarkson, 43, quipped during her Friday, July 18, concert in Las Vegas, per social media footage. "You can't really pay for seven guitars on stage 'cause you make no money." She added, "Unless you're Taylor Swift, then you can do whatever the f*** you want. For the rest of us minions, [it doesn't] work.