We don't know about you but we think the Fifth Harmony ladies look INCREDIBLE tonight! This image appears in the gallery:One Direction, Ariana, Avicii & More! The MUST-SEE Pictures From Capital's Summertime Ball 2015 111. We don't know about you but we think the Fifth Harmony ladies look INCREDIBLE tonight! Picture: PA 171 images See the full gallery: One Direction, Ariana, Avicii & More! The MUST-SEE Pictures From Capital's Summertime Ball 2015