Fall Out Boy and Wiz Khalifa in Concert at Mandalay Bay
In This Photo: Hoodie Allen
Rapper Hoodie Allen performs at the Mandalay Bay Events Center during a stop of the Boys of Zummer tour on August 7, 2015 in Las Vegas, Nevada.
(Aug. 6, 2015 - Source: Ethan Miller/Getty Images North America) more pics from this album »