To learn 범키 Bumkey - When I Saw You chords, anchor your practice on these foundational sequence of chords - Em, B, G, Em, Bm, C, B and C. I suggest starting at a calm pace of 85 BPM, and as you gain confidence, approach the song's BPM of 170. Adapt the capo setting considering your vocal range, with reference to the key: G Major.