New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 488th installment in their series of digital spreadsheet magic tricks, you'll learn how to use VLOOKUP with multiple lookup values. You'll also learn how to add an extra column with a unique identifier to data set using ampersand concatenate.