Ever wonder what goes on before celebs pose for the paparazzi? We rounded up our favorite Instagram snaps to get a behind-the-scenes look at how they prep for music's biggest night.

@chrissytiegen: "Getting ready for GRAMMYS! #getnaked"

@lordemusic: "where's wally"

@sarabareilles: "Ready for the #grammys! #crosseyed #selfie #mydunkin #sp"

@taylorswift: "Today at rehearsals for @Grammys. I'm trying to remember.. What was the song a lot of you were saying you wanted me to perform on the #Grammys?"