Peek At The Best Sideboobs In Honor Of National Sideboob Day [SLIDESHOW]

It is National Sideboob Day, and now that sideboob is officially a word in the English language, it is a majestic day that should be properly commemorated — with lots and lots of sultry celebrity sideboob shots.

We definitely think this is their good side.

Click an image below for larger version.
  • Charlotte McKinney. (Photo: Getty Images)
  • Beyonce. (Photo: Getty Images)
  • Nicole Richie. (Photo: Getty Images)
  • Rosie Huntington-Whiteley. (Photo: Getty Images)
  • Kirsten Dunst. (Photo: Getty Images)
  • Jessica Biel. (Photo: Getty Images)
  • Irina Shayk's sideboob is pretty good, too. (Photo: Getty Images)
  • Rachel McAdams. (Photo: Getty Images)