12:42 Middle School 🇧🇪 vs Rogue Wave 🇫🇷 🇨🇴 | GRAND BEATBOX BATTLE 2021: WORLD LEAGUE | Grand Final 1:40 MIDDLE SCHOOL - NO TIME 11:30 Middle School 🇧🇪 vs Onii-Chan 🇩🇪 | GRAND BEATBOX BATTLE 2021: WORLD LEAGUE | Semi Final 5:33 Middle School 🇧🇪 | GRAND BEATBOX BATTLE 2021: WORLD LEAGUE | Tag Team Elimination 2:52 MIDDLE SCHOOL - YOU'RE M.S. 1:34 MIDDLE SCHOOL - HEADBANG 3:27 Middle School 🇧🇪 | Headbang 11:32 MIDDLE SCHOOL | Grand Beatbox Battle Tag Team 2019 Compilation 1:18 BeatBox Harmonica in Math Class (original) 7:51 COLAPS REACTS | Middle School 🇧🇪 | GBB21: WORLD LEAGUE 2:04 Insane Beat 3:46 MIDDLE SCHOOL - COMBAT RITUALS 1:40 Middle School | Time is an Illusion | SBX NATION WEEK: BELGIUM 🇧🇪 7:53 K-PoM vs KOTCHA | Grand Beatbox TAG TEAM Battle 2018 | SEMI FINAL 5:30 MIDDLE SCHOOL | Grand Beatbox Battle 2019 | Tag Team Elimination 9:30 UNITEAM vs MIDDLE SCHOOL | Grand Beatbox Battle 2019 | Tag Team Final 8:41 16BITZEE vs MIDDLE SCHOOL | Grand Beatbox Battle 2019 | Tag Team Semi Final 2:04 Middle School - GBB 2019 Wildcard