The 'X Factor' judge was asked to play a gig at the Dubai World Trade Centre for Emirates NDB bank on September 20, reported Femalefirst.
"Even Nicole can't turn down that sort of cash. It didn't take too much time out of her schedule and she was flown in and out of Dubai in first class," a source said.
After her performance, Scherzinger, 34, left the country on the next day and flew back to Los Angeles to work on her latest album.
