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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.

Katy Perry - Birthday Chords

DATA-DRIVENWhich Chord Comes Next?Learn the most likely chord transitions on guitar and start playing songs with confidence.
ChordsC, Am, G
Strumming↓-↓↑-↓↑-↓↑

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

CAmCAmG
CIheardyou’refeeling,Amnothing’sgoingGright
CWhydon’tyouGletme,AmstopGby
CTheclockisticking,AmrunningoutofGtime
CSoweshouldGparty,AmallGnight
SoCcoveryoureyes,IAmhaveaGsurprise
IChopeyougotaGhealthyAmappetite
IfCyouwannaGdance,ifAmyouwantitGall
YouCknowthatI’mtheGgirlthatAmyoushouldGcall
CButwhenyou’rewithGme,AmI’llgiveyouaGtaste
CMakeitlikeyourGBirthdayAmeverydayG
CIknowyoulikeitGsweet,AmsoyoucanhaveyourGcake
CGiveyousomethingGgoodtoAmcelebrate
SoCmake(somake)aAmwish(aGwish)
CI’llmakeitlikeyourGBirthdayAmeveryday
I’llCbe(I’llbe)yourAmgift(yourGgift)
CGiveyousomethingGgoodtoAmcelebrate
CPopyourAmconfettipopyourGperignon
CSohotandGheavyAm’tillGdawn
CIgotyouspinningAmlikeadiscoGball
CAllnightthey’reGplayingAmyourGsong
We’reClivingtheGlife,we’reAmdoingitGright
You’reCnevergonnaGbeAmunsatisfied
IfCyouwannaGdance,ifAmyouwantitGall
YouCknowthatI’mtheGgirlthatAmyouGshouldcall
CButwhenyou’rewithGme,AmI’llgiveyouaGtaste
CMakeitlikeyourGBirthdayAmeverydayG
CIknowyoulikeitGsweet,AmsoyoucanhaveyourGcake
CGiveyousomethingGgoodtoAmcelebrate
SoCmake(somake)aAmwish(aGwish)
CI’llmakeitlikeyourGBirthdayAmeveryday
I’llCbe(I’llbe)yourAmgift(yourGgift)
CGiveyousomethingGgoodtoAmcelebrate
CAmCAmGCAmCAmG
HappyBirthday
CSoletmegetyouinAmyourGBirthdaysuit
CIt’stimetobringoutAmthebigGballoons
CSoletmegetyouinAmyourGBirthdaysuit
CIt’stimetobringoutAmthebig,big,big,big,big,bigballoons
CButwhenyou’rewithGme,AmI’llgiveyouaGtaste
CMakeitlikeyourGBirthdayAmeverydayG
CIknowyoulikeitGsweet,AmsoyoucanhaveyourGcake
CGiveyousomethingGgoodtoAmcelebrate
CButwhenyou’rewithGme,AmI’llgiveyouaGtaste
CMakeitlikeyourGBirthdayAmeverydayG
CIknowyoulikeitGsweet,AmsoyoucanhaveyourGcake
CGiveyousomethingGgoodtoAmcelebrate
SoCmake(somake)aAmwish(aGwish)
CI’llmakeitlikeyourGBirthdayAmeveryday
I’llCbe(I’llbe)yourAmgift(yourGgift)
CGiveyousomethingGgoodtoAmcelebrate(HappyGBirthday)
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.
ArtistKaty Perry
AlbumPrism
GenresPop
Year2013
KeyC
DifficultyEasy

How to play Birthday on Guitar (Step-by-step)

Katy Perry - Birthday on guitar requires 3 chords and 3 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.

Birthday uses these transitions most often: Am → G (50), G → C (49), and C → G (33). 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 C - Am chord transition.

1. C → Am chord transition

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

Here's how to move from C to Am:

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

This transition appears in the verse, played 21 times.

C to Am

2. 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 50 times.

Am to G

3. G → C chord transition

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

Switching from G to C:

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

This transition appears in the verse, played 49 times.

G to C

Birthday chord transition analysis

A short, data-driven summary of the chord flow in Birthday.

  • Birthday includes 190 chord transitions, 3 of them unique.
  • These transitions represent 0.05% of all chord transitions in Chordier.
  • Birthday contains 2 of the top 10 transitions across Chordier.
  • These transition patterns show how Birthday 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 → Am: 13%
    After C, the most likely next chords across Chordier are G (35%), F (16%), and D (11%).
    • C → G: 35%
    • C → Am: 10%
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.