Which US artist that MONSTA X want to collaborate? [OSEN=Reporter Jung Ji Won] The "global trend-leading idol" MONSTA X is currently running their world tour "The concert" in 20 cities around the world like in Europe, Asia, North America, South America, etc. until August 2018. Having had their name on the U.S Billboard, MONSTA X talked about their ambition. In the recent interview with Billboard Korea, MONSTA X's members revealed their desire for appearing on the Billboard. In the interview, the members also shared with the audience the American artists that they want to collaborate and their most favorite artists.