This song (Michael Buble’s version) begins in Bb key and climbs up to D in the later half. I am only showing the Bb portion here.
These are the “cheat” chords I played…
Part 1a: EbM7 - A/C# - Dm7 - Gm6(5b)/E - Cm7 - Eb/F - BbM9
Part 1b: D4/G - D/G# - Gm7 - Gm7/F - [...]



