Kelly Rowland says she doesn't know Excel, Microsoft Excel responds

American singer Kelly Rowland recently appeared on talk show 'The Real', where she said, "I don't know what Microsoft Excel is...I don't have a clue." Kelly was asked about Excel on the show as her Grammy-winning song Dilemma's video featured the software. Responding to Rowland, Microsoft Excel's Twitter account tweeted, "No matter what you do, we're crazy over you."