It's the end of the week again and we're back once more rounding up all the sexiest social media pictures from celebrities. Check out the gallery featuring the likes of Crystal Hefner, Eiza Gonzalez, Miranda Kerr, Joan Smalls, Hailey Baldwin and Kylie Jenner, Haley King, JoJo, Aimee Teegarden, Irina Shayk, Candice Swanepoel, Ireland Baldwin, Alexa Vega, Brittany Daniel, Nicole Trunfio, McKayla Maroney, Miley Cyrus and Kaili Thorne,