New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 670th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the AGGREGATE function to create a formula for extracting records with one criterion. This is a lookup problem where you want to return multiple records from one lookup value. This formula is not an array formula because it does not require Ctrl + Shift + Enter. Use AGRREGATE to Replace SMALL function in array formula.