This song by Sara Bareilles is in C#.
These are the “cheat” chords I played…
Part 1a: C# - C#/E# - D#m7 - F# - A#m7 - C# - F#2 - G#
Part 1b: same as Part 1a
Part 1c: same as Part 1a
Part 1d: same as Part 1a
Part 2: D#m7 - C#/E# - F# - A#m7 - G#
Part [...]
