Dish Of Salt: Nicole Scherzinger - 'You Never Know What You're Going To Get' On 'The X-Factor'

Nicole Scherzinger chats with AccessHollywood.com's Laura Saltman about how her work on "The Sing-Off" prepared her for "The X-Factor." Also, how were she and the other judges "traumatized" by the auditions? Plus, what is Simon Cowell like as a boss?

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