<a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Bill+Kaulitz&family=editorial&specificpeople=816152 ng-click='$event.stopPropagation()'>Bill Kaulitz</a>, singer of the band Tokio Hotel during the photo art exhibition and book launch of BILLY at Seven Star Gallery on May 4, 2016 in Berlin, Germany.