Here are the sexiest social media pictures from celebrities this week and this list includes Emmanuelle Chriqui, Sara Sampaio, Miranda Kerr, Martha Hunt, Bar Refaeli, Jessica Gomes, Alyssa Miller, Rihanna and Rosie Huntington Whiteley, Katherine Webb and friends, Irina Shayk, Lucy Mecklenburgh and Leven Rambin. Check out the gallery below: