"Halelujah" by K-OSthe Chords used repeatedly are Bb and DmSo it would go something like this4/4 Time /=1 beatBb Dm Bb Dm//// //// //// ////Bb:[1 1 3 3 3 1]Dm:[x 0 0 2 3 1] If you want to solo over the song use the Am Penatonic or the Bb Major Scales.Bb Major Scale (7th Position) |-|1|1|1|-|1| |2|2|-|-|2|2| |-|-|3|3|-|-| |4|4|4|4|4|4|Am Penatonic Scale (5th Position)Root>|1|1|1|1|1|1| |-|-|-|-|-|-| |-|3|3|3|-|-| |4|-|-|-|4|4|