Complete each achievement to get the allotted gamerscore.
Arcade Master (30) - Complete all jams in Arcade Mode.
Going Bronze (15) - Earn 20 bronze medals in Jam Mode.
Going Gold (50) - Earn 20 gold medals in Jam Mode.
Going Silver (20) - Earn 20 silver medals in Jam Mode.
Jam Jockey (10) - Play a recorded jam in Arcade Mode.
Jam Rookie (10) - Record your first performance.
Junior Producer (10) - Complete 5 jams in Arcade Mode.
Loop Master (10) - Trigger 20 consecutive loop tracks on-beat.
Play it Again Sam (10) - Trigger the same track on-beat three times in a single jam.
Set Master (10) - Trigger 4 consecutive bankset changes on-beat.
Soloist (15) - Trigger 20 consecutive freeform tracks on-beat.
Stop Watch (10) - Trigger a track on-beat during a performance.