Carly Rae Jepsen had the crowd singing along right from the start with catchy 'Call Me Maybe' This image appears in the gallery:One Direction, Ariana, Avicii & More! The MUST-SEE Pictures From Capital's Summertime Ball 2015 117. Carly Rae Jepsen had the crowd singing along right from the start with catchy 'Call Me Maybe' Picture: Joe Okpako 171 images See the full gallery: One Direction, Ariana, Avicii & More! The MUST-SEE Pictures From Capital's Summertime Ball 2015