I.M, a member of the K-pop boy band MONSTA X, stunned fans by shaving his head live on stage during his final concert before mandatory military service. MONSTA X performed the third and final night of the Seoul leg of their 2026 world tour, “The X: Nexus,” at KSPO Dome in Songpa District, southern Seoul, on Sunday. This marks the group’s first standalone world tour in four years, following their “No Limit” tour in 2022. The concert featured tracks from their latest mini-album “The X” and a setlist chronicling the group’s decade-long history. The night held special significance as the final performance for I.M before he begins his military service on Feb. 8. The atmosphere turned emotional during the encore. After performing “Oh My” and “Rodeo,” I.M addressed the crowd, revealing he had performed despite a back injury. “To be honest, my back isn’t in great condition. I was told I could sit out the performance, but this is my last show before the army. I couldn’t bring myself to skip it,” he said. “After the first night, I worried whether I could finish, b