Gregory Brothers Give Taylor Swift's 'Shake It Off' The Gloomy Minor Key Makeover It Needed

It sounds shocking, we know, but sometimes the key you play a song in is, well, key. Taylor Swift's new music video "Shake It Off" is a peppy, upbeat response to all the criticism that's been lobbed at her over the years -- at least when it's sung in major. When The Gregory Brothers bring Swift's song down to minor, the response to the catalog of haters and other ne'er-do-wells starts to sound, well, a little depressing. To top things off, poor Sarah Fullen Gregory has to crawl beneath the guys ...