This song by Maroon 5 is in Eb.

These are the “cheat” chords I played…
Part 1a: Cm7 - F - Bb - Eb - Bb/D
Part 1b: Cm7 - F - Ab - Bb - Eb
Part 2: Eb - Cm7 - F/A - Ab - Bb
Part 3: Eb - Fm7 - Ab - Bb - Eb
Part 4a: Db - Ab - Eb - Bb
Part 4b: Gb - Db - Eb - Bb

Tags: cheats, chords, easy, easy play, how to play, karaoke, maroon 5, piano, progressions, shortcuts, simplified, singalong, tabs, won't go home without you

This song by Mayday Parade is in D.

These are the “cheat” chords I played…
Part 1a: D - A - Bm7 - A
Part 1b: G - A - Bm7 - D
Part 2a: D - A - Bm7 - A (same as 1a)
Part 2b: G - A - F#7/A# - Bm7 - A
Part 2c: G - A - G - A - F#7/A# - Bm7 - A
Part 2d: Em7 - A - G - A
Part 3a: D - Bm7 - A
Part 3b: D - A/C# - Bm7 - A
Part 3c: G - A - F#7/A# - Bm7 - A (same as 2b)

Tags: cheats, chords, easy, easy play, how to play, karaoke, mayday parade, miserable at best, piano, progressions, shortcuts, simplified, singalong, tabs

天黑黑 by 孫燕姿

This song is in Ab.

These are the “cheat” chords I played…
Part 1a: Ab2 - Ab4 - Ab2
Part 1b: Ab2 - Ab4 - AbM7 - Ab2
Part 2a: Dbm9 - Ab2
Part 2b: Dbm9 - Eb7 - Eb
Part 2c: Dbm9 - Eb7 - Eb - Db/Eb - Eb
Part 3: Ab2 - Eb/G - Fm7 - Fm7/E - Db2 - Ab/C - Bbm7 - Db/Eb - Eb

Tags: cheats, chords, easy, easy play, how to play, karaoke, piano, progressions, shortcuts, simplified, singalong, tabs, 天黑黑, 孫燕姿

This song by Leeland is in B.
The same progression (made up of parts a,b,c and d) is repeated throughout the song.

These are the “cheat” chords I played…
Part a: B - F# - G#m7
Part b: G#m7 - E - F#
Part c: B - F# - G#m7
Part d: E - F# - B

Tags: cheats, chords, easy, easy play, how to play, karaoke, leeland, opposite way, piano, progressions, shortcuts, simplified, singalong, tabs

说謊 by 林宥嘉

This song by Yoga Lin is in Bb.
Part 3 is the interlude, and it’s played in the Ab and Gb keys.

These are the “cheat” chords I played…
Part 1a: Bb - Ebm/Bb - Bb - Ebm/Bb - Bb - Ebm/Bb - Gm7 - Ab/Bb - Bb/D
Part 1b: EbM7 - F/Eb - Dm7 - Gm7 - Cm7 - Eb/F - F
Part 1c: Bb - Ebm/Bb - Bb - Ebm/Bb - Bb - Bb/Ab - Gm7 - Ab/Bb - Bb/D
Part 1d: EbM7 - F/Eb - Dm7 - G - Cm7 - Eb/F - F - Bb - Ab/C - Bb/D
Part 2a: EbM7 - F/Eb - Dm7 - Gm7 - Cm7 - Eb/F - Bb - Ab/C - Bb/D
Part 2b: EbM7 - F/Eb - Dm7 - Gm7 - Cm7 - Eb/F - F - Bb - Ebm/Bb - Bb
Part 3a: Ab - Eb - Gb - Db
Part 3b: Ab - Eb - Gb - Db - F/A

Tags: cheats, chords, easy, easy play, how to play, karaoke, piano, progressions, shortcuts, simplified, singalong, tabs, Yoga Lin, 林宥嘉, 說謊