Katy Perry took a break from her song "International Smile" about halfway through her sold-out Madison Square Garden show Wednesday night -- to lead her cast of dancers dressed as cats down an impromptu fashion runway to Madonna's "Vogue."
Katy Perry took a break from her song "International Smile" about halfway through her sold-out Madison Square Garden show Wednesday night -- to lead her cast of dancers dressed as cats down an impromptu fashion runway to Madonna's "Vogue."