insert_link Active Rock Machine Gun Kelly Launches First-Ever ‘Billboard Challenge’ Geojam and this weeks' top of the billboard chart artist Machine Gun Kelly announce the MGK Billboard Challenge - a two-week event where Geojam users will earn points by listening to Machine Gun Kelly's pop-punk album "Tickets To My Downfall" - debuting at No. 1 - and inviting friends to join/download Geojam. The top three point-earning fans will be featured alongside Machine Gun Kelly on prominent billboards throughout Los Angeles […] todayOctober 9, 2020