Teen Drummer Covers 3 Doors Down’s “Kryptonite”: “Kryptonite”, by 3 Doors Down (@3DoorsDown), was written by the band’s vocalist and drummer, Brad Arnold (@Brad3DoorsDown), in a mathematics class when he was fifteen and was one of the first songs he ever wrote. “Kryptonite” reached No. 3 on the Billboard (@Billboard) Hot 100 chart and hit No. 1 on both the Billboard Mainstream Rock Tracks chart and the Billboard Modern Rock Tracks chart. “Kryptonite,” is certified 8x Multi-Platinum by The Record