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14,015 TRANSITIONS ANALYZED#1 at 23%: Which Transition?The 100 most repeated chord transitions extracted from thousands of songs. Even the first 10 will transform your guitar practice routine.

Billie Eilish - The 30th Chords

DATA-DRIVENWhich Chord Comes Next?Learn the most likely chord transitions on guitar and start playing songs with confidence.
ChordsG, D, Em, Am, C, Cm, B7
Strumming↓↑-↓↑-↓↑-↓↑

Before you play, tune your guitar and use the tools below to set up your view and flow.

GDEmDAmGD
GSometimesyoulooktheEmsame
DJustlikeyouAmdidbeforetheGaccidentD
GWhenyou’reDstaringintoEmspace
It’sDhardtoAmbelieveyoudon’tGrememberit
DWokeupintheambulance,youEmpieceditallDtogetherontheCdrive
AndIGknowyoudon’tEmremembercallingCme
ButIGtoldyouevenEmthen,“YoulooksoCpretty”,inaEmhospitalGbed
ICrememberyousaidEmyouwereAmscared,andsowasCmI
GAndIDstandstillontheEmfive
DThoughtitwasAmunusual,theearlyGtraffic
DUsuallyIdon’tpanic,GIjustDwantedtobeonEmtime
DWhenIsawtheAmambulancesGontheshoulder
IDdidn’teventhinkofpullingover
IEmpieceditallDtogetherlatethatCnight
AndIGknowyoudon’tEmremembercallingCme
ButIGtoldyouevenEmthen,“YoulooksoCpretty”,inaEmhospitalGbed
ICrememberyousaidEmyouwereAmscared,andsowasCmI
WhatifitGhappenedtoyouonaB7differentday
OnaEmbridgewheretherewasn’taB7railintheway
OraGneighborhoodstreetwheretheB7littlekidsplay
OrtheEmAngelesCrestintheB7snowortherain
WhatifGyouweren’talone,therewereB7kidsincar
WhatifEmyouwereremote,nooneB7knowswhereyouare
IfyouGchangedanything,wouldyouB7nothavesurvived?
You’reEmalive,you’realive,you’reCalive
AndIGknowyoudon’tEmremembercallingCme
ButIGtoldyouevenEmthen,“YoulooksoCpretty”,inaEmhospitalGbed
ICrememberyousaidEmyouwereAmscared,CmandsoamGI
SONG DATA3 Chords, 200 Chains, 1 BookDiscover the most-used three-chord combinations in songs and build real command on guitar.
14,015 TRANSITIONS ANALYZED#1 at 23%: Which Transition?Master guitar today with the most repeated high-impact chord transitions.
ArtistBillie Eilish
AlbumTV
GenresAlternative, Indie, Pop
Year2022
KeyG
DifficultyIntermediate

How to play The 30th on Guitar (Step-by-step)

Billie Eilish - The 30th on guitar requires 7 chords and 13 core chord transitions. You can find the full step-by-step guide below. Before you start, tune your instrument. The song uses the ↓↑-↓↑-↓↑-↓↑ pattern; practice it muted first, or simplify to downstrokes while you learn the changes.

The 30th uses these transitions most often: G → D (10), D → Em (7), and Em → C (7). These transitions may feel a little challenging at first, but with steady practice you can play this song quickly.When you are ready, begin with G - D chord transition.

1. G → D chord transition

Guitar G chord diagram Fingering: 3-2-0-0-0-3Guitar G chord diagram
Guitar D chord diagram Fingering: x-x-0-2-3-2Guitar D chord diagram

Switching from G to D:

  1. Lift your index finger from A string fret 2 and place it on G string fret 2.
  2. Slide your middle finger from E string fret 3 to E string fret 2.
  3. Lift your ring finger from E string fret 3 and place it on B string fret 3.

This transition appears in the verse, played 10 times.

G to D

2. D → Em chord transition

Guitar D chord diagram Fingering: x-x-0-2-3-2Guitar D chord diagram
Guitar Em chord diagram Fingering: 0-2-2-0-0-0Guitar Em chord diagram

Switching from D to Em:

  1. While playing D, lift your index finger from G string fret 2.
  2. Lift your middle finger from E string fret 2 and place it on A string fret 2.
  3. Slide your ring finger from B string fret 3 to D string fret 2.

This transition appears in the verse, played 7 times.

D to Em

3. D → Am chord transition

Guitar D chord diagram Fingering: x-x-0-2-3-2Guitar D chord diagram
Guitar Am chord diagram Fingering: x-0-2-2-1-0Guitar Am chord diagram

To move from D to Am:

  1. Lift your index finger from G string fret 2 and place it on B string fret 1.
  2. Slide your middle finger from E string fret 2 to D string fret 2.
  3. Lift your ring finger from B string fret 3 and place it on G string fret 2.

This transition appears in the verse, played 5 times.

D to Am

4. Am → G chord transition

Guitar Am chord diagram Fingering: x-0-2-2-1-0Guitar Am chord diagram
Guitar G chord diagram Fingering: 3-2-0-0-0-3Guitar G chord diagram

To move from Am to G:

  1. Lift your index finger from B string fret 1 and place it on A string fret 2.
  2. Slide your middle finger from D string fret 2 to E string fret 3.
  3. Lift your ring finger from G string fret 2 and place it on E string fret 3.

This transition appears in the verse, played 5 times.

Am to G

5. D → C chord transition

To move from D to C:

  1. Lift your index finger from G string fret 2 and place it on B string fret 1.
  2. Slide your middle finger from E string fret 2 to D string fret 2.
  3. Lift your ring finger from B string fret 3 and place it on A string fret 3.

This transition appears in the verse, played 2 times.

6. C → G chord transition

To move from C to G:

  1. Lift your index finger from B string fret 1 and place it on A string fret 2.
  2. Slide your middle finger from D string fret 2 to E string fret 3.
  3. Lift your ring finger from A string fret 3 and place it on E string fret 3.

This transition appears in the chorus, played 6 times.

7. G → Em chord transition

Switching from G to Em:

  1. While playing G, lift your index finger from A string fret 2.
  2. Lift your middle finger from E string fret 3 and place it on A string fret 2.
  3. Slide your ring finger from E string fret 3 to D string fret 2.

This transition appears in the chorus, played 6 times.

8. Em → C chord transition

To move from Em to C:

  1. Lift your middle finger from A string fret 2 and place it on D string fret 2.
  2. Slide your ring finger from D string fret 2 to A string fret 3.
  3. Place index finger on B string fret 1.

This transition appears in the chorus, played 7 times.

9. Em → Am chord transition

Here's how to move from Em to Am:

  1. Lift your middle finger from A string fret 2 and place it on D string fret 2.
  2. Slide your ring finger from D string fret 2 to G string fret 2.
  3. Place index finger on B string fret 1.

This transition appears in the chorus, played 3 times.

10. Am → Cm chord transition

To move from Am to Cm:

  1. Keep index finger on B string fret 1.
  2. Slide your middle finger on D string from fret 2 to fret 1.
  3. Slide your ring finger from G string fret 2 to A string fret 3.
  4. Place pinky on E string fret 3.

This transition appears in the chorus, played 3 times.

11. Cm → G chord transition

Here's how to move from Cm to G:

  1. While playing Cm, lift your pinky from E string fret 3.
  2. Lift your index finger from B string fret 1 and place it on A string fret 2.
  3. Slide your middle finger from D string fret 1 to E string fret 3.
  4. Lift your ring finger from A string fret 3 and place it on E string fret 3.

This transition appears in the verse, played 3 times.

12. G → B7 chord transition

Switching from G to B7:

  1. Lift your index finger from A string fret 2 and place it on D string fret 1.
  2. Slide your middle finger from E string fret 3 to A string fret 2.
  3. Lift your ring finger from E string fret 3 and place it on G string fret 2.
  4. Place pinky on E string fret 2.

This transition appears in the verse, played 4 times.

13. B7 → Em chord transition

To move from B7 to Em:

  1. While playing B7, first lift your index finger and pinky.
  2. Keep middle finger on A string fret 2.
  3. Lift your ring finger from G string fret 2 and place it on D string fret 2.

This transition appears in the verse, played 4 times.

The 30th chord transition analysis

A short, data-driven summary of the chord flow in The 30th.

  • The 30th includes 93 chord transitions, 13 of them unique.
  • These transitions represent 0.02% of all chord transitions in Chordier.
  • The 30th contains 6 of the top 10 transitions across Chordier.
  • These transition patterns show how The 30th connects to the rest of Chordier. Mastering them helps you move to similar songs faster.
    After G, the most likely next chords across Chordier are C (25%), D (24%), and Am (13%).
    • G → C: 25%
    • G → D: 24%
    After Em, the most likely next chords across Chordier are C (26%), G (18%), and D (18%).
    • Em → C: 26%
    • Em → G: 18%
SONG DATA3 Chords, 200 Chains, 1 BookThe 200 most popular three-chord chains from real songs. See which songs use each chain and expand your repertoire with patterns that actually matter.