Scarlett Johansson was seen attending the Pieces of Heaven art auction at Art of Elysium in Las Vegas. Scarlett served as the host of the charity event, which was designed to raise money for children who are battling serious medical conditions. You can learn more about the organization on their website at Artofelysium.org.
For her hosting duties, Scarlett wore a pair of Citizens of Humanity skinny jeans, a cardigan and boots. Scarlett has worn these Citizens skinny jeans before, you can see how she styled them here. You can buy Citizens of Humanity jeans at Singer22.com.