Jazz Changes

Michael Edwards, music · Bud Green, lyrics · A number one record for Tommy Dorsey's orchestra, 1937

Once in a While

Michael Edwards wrote the music and Bud Green the words, and the song came out in 1937. Tommy Dorsey's orchestra took it to number one in the United States that year. Trumpeters Louis Armstrong, Clifford Brown, Chet Baker and Roy Hargrove all recorded it.

Listen in this order

The path starts with Tommy Dorsey's 1937 hit and Louis Armstrong's version from that November, then follows trumpets, a guitar and Nat King Cole's singing through the 1950s. It ends with Roland Kirk's quartet in 1965 and Roy Hargrove's quintet in 1990.

8 recordings, 1937 to 1990 · Play all 8 on YouTube ↗

  1. Tommy Dorsey1937
  2. Louis Armstrong1937
  3. Art Blakey Quintet featuring Clifford Brown1954 · Hard bop
  4. Jimmy Raney Quartet1954 · Post-bop
  5. Chet Baker Quartet1955 · Bebop
  6. Nat King Cole with Billy May's Orchestra1957 · Big band
  7. Roland Kirk Quartet1965 · Post-bop
  8. Roy Hargrove Quintet1990 · Hard bop

Step 1 of 8 Now playing✓ Heard

Learn the song

Tommy Dorsey and His Orchestra · 1937

Victor single

Tommy Dorsey's orchestra recorded the song for Victor on July 21, 1937, with a male vocal quartet. The record went to number one in the United States that year.

Listen for
A male vocal group sings the tune with Dorsey's band behind it. The record lasts 2:42, so it is easy to hear twice in a row.
Try it on your instrument

Play 1 to 4 with only the first of each bar: , E♭maj7, , Gm7. Then add the second chord of bars 1, 3 and 4 (, , ) and hear how each one leads into the next bar.

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Hear a jazz band play it

Louis Armstrong and His Orchestra · 1937

Decca single

Louis Armstrong recorded the song with his orchestra in Los Angeles on November 15, 1937. Decca issued it on a single with On the Sunny Side of the Street on the other side.

Listen for
Armstrong is listed on trumpet and vocals for this session, so listen for both his trumpet and his voice. The single runs 3:11.
Try it on your instrument

Play the twice, 1 to 16, and compare bars 7 and 8 each time. The first time they are and , which lead back to the top. The second time they are and E♭6 , which lead on to the . If that is a lot of , play only the first chord of each bar.

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Hear a trumpet play it live

Art Blakey Quintet featuring Clifford Brown · 1954 · Hard bop

A Night at Birdland, Volume 1

Art Blakey's group recorded this live at Birdland in New York on February 21, 1954. On this track Clifford Brown's trumpet leads a quartet with Horace Silver, Curly Russell and Blakey, and Blue Note issued it on A Night at Birdland, Volume 1.

Listen for
Clifford Brown's trumpet leads, with piano, bass and drums behind him, in a live club recording that lasts just over five minutes.
Try it on your instrument

Try the , 17 to 24: | | | Am7 D7 | Gmaj7 Em7 | Am7 D7 | | . The music moves to here and comes home to E♭ in bar 24. If that is too many , play G, and D7 for bars 17 to 22 and hold G for bar 23.

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Hear it on guitar

Jimmy Raney Quartet · 1954 · Post-bop, Cool jazz

Jimmy Raney Visits Paris

Guitarist Jimmy Raney recorded this in Paris on February 6, 1954, with pianist Sonny Clark, bassist Red Mitchell and drummer Bobby White. Vogue issued it on the album Jimmy Raney Visits Paris.

Listen for
Raney's guitar takes the lead, with Sonny Clark's piano, bass and drums behind it. This session in Paris was made two weeks before the Birdland recording on the last step.
Try it on your instrument

Play the first four the way a guitarist would, spreading each from the bottom note up, one chord per bar: , E♭maj7, , Gm7. Add the melody on top if you can.

Step 5 of 8 Now playing✓ Heard

Hear another trumpet in Paris

Chet Baker Quartet · 1955 · Bebop, Cool jazz

Chet Baker and His Quintet with Bobby Jaspar

Trumpeter Chet Baker recorded the song in Paris on November 28, 1955, with pianist Raymond Fol, bassist Benoit Quersin and drummer Jean-Louis Viale. It came out on Barclay in 1956, and EmArcy reissued it in 1988 in its Chet in Paris series.

Listen for
Baker's trumpet leads a quartet of piano, bass and drums for about five and a half minutes. Compare how he and Clifford Brown each carry the tune on their own.
Try it on your instrument

Play 1 to 8 slowly, one per bar: , E♭maj7, , Gm7, , Fm7, Gm7, Fm7. Hum the tune over them.

Step 6 of 8 Now playing✓ Heard

Hear it sung with an orchestra

Nat King Cole with Billy May's Orchestra · 1957 · Big band, Swing

Just One of Those Things

Nat King Cole recorded this with Billy May's orchestra at Capitol Tower in Los Angeles on July 19, 1957. Capitol issued it on the album Just One of Those Things.

Listen for
Cole sings with Billy May's orchestra behind him, a bigger setting than the small groups on the steps before. The track runs 2:51.
Try it on your instrument

Hum or sing the tune while you play 1 to 4, one per bar: , E♭maj7, , Gm7. Notice where you want to take a breath.

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Hear a multi-instrument player's version

Roland Kirk Quartet · 1965 · Post-bop

Rip, Rig & Panic

Roland Kirk recorded this at Van Gelder Studio in Englewood Cliffs, New Jersey, on January 13, 1965, with Jaki Byard, Richard Davis and Elvin Jones. According to Wikipedia, this version was inspired by Clifford Brown.

Listen for
Kirk plays several different horns across this album, so listen for which one carries the tune here. Piano, bass and drums stay behind him for the 3:58.
Try it on your instrument

Play the song once through at a slow tempo, 1 to 32, and say the section names out loud as each one starts: A, A, B, A. The starts in bar 17 on .

Step 8 of 8 Now playing✓ Heard

Hear a modern quintet

Roy Hargrove Quintet · 1990 · Hard bop, Bebop

“Once In Awhile”, Public Eye

Trumpeter Roy Hargrove recorded this in New York in October 1990 with Antonio Hart, Stephen Scott, Christian McBride and Billy Higgins. Novus released it on the album Public Eye in 1991, where the title is spelled Once In Awhile.

Listen for
Two horns lead, Hargrove's trumpet and Antonio Hart's alto saxophone, over piano, bass and drums. Billy Higgins is on drums, and the track runs 5:36.
Try it on your instrument

Play the first eight with one per bar at a slow tempo, then go through all 32 bars the same way. When that feels easy, add the second chord that sits in bar 1 and in bars 3 to 8.

Through the decades

  1. 1930s

    Michael Edwards and Bud Green's song comes out in 1937. Tommy Dorsey's orchestra records it in July, and Louis Armstrong's orchestra records it in Los Angeles in November.

  2. 1950s

    Clifford Brown plays it live at Birdland in 1954, and Chet Baker records it in Paris in 1955. Nat King Cole sings it with Billy May's orchestra in 1957.

  3. 1960s

    Trombonist Julian Priester records it in New York in January 1960. Roland Kirk's quartet, with Elvin Jones on drums, records it in January 1965.

  4. 1990s

    Roy Hargrove's quintet records it in New York in October 1990, and Novus releases it on the album Public Eye in 1991.

  5. 2000s

    Pianist Barry Harris records it with a trio in New York in June 2000. Mose Allison records it in California in July 2009, and it comes out on The Way of the World in 2010.

More great versions

6 more, from 1956 to 2009. Tap a cover to play it here.

  1. Art Tatum / Buddy DeFranco Quartet1956 · Swing
  2. Lem Winchester and the Ramsey Lewis Trio1958 · Bebop
  3. Julian Priester Quintet1960 · Hard bop
  4. Zoot Sims / Henri Renaud Quartet1961
  5. Barry Harris Trio2000 · Bebop
  6. Mose Allison2009 · Bebop

For players

The tune's layout, its keys and the chord chart, for anyone who wants to play along.

Show the form and chords

How the tune works

E♭ majorusual key
32 barsA · A · B · A form
E♭ major → G major → E♭ majorkey centers

Four sections of eight make 32 bars, in the order A, A, B, A. Every A starts the same way: and share bar 1, E♭maj7 fills bar 2, and share bar 3, Gm7 and share bar 4, then and C7 share bar 5 and Fm7 and share bar 6. The three differ only in bars 7 and 8. The first A has Gm7 and C7 in bar 7 and Fm7 and B♭7 in bar 8, which lead back to the top. The second A has and in bar 7 and E♭6, and in bar 8, and the Am7 and D7 point toward the . The last A has E♭6 and in bar 7 and Fm7 and B♭7 in bar 8. The bridge moves to for bars 17 to 23: and , then Am7 and D7, then and , then Am7 and D7, then Gmaj7 and Em7, then Am7 and D7 again, then and in bar 23. Fm7 and B♭7 in bar 24 bring the music home to E♭ for the last A. The follow the iReal Pro chart, in E♭; players vary them.

Play the changes

E♭ major
Open in iReal Pro ↗
A8 bars
E♭maj7A♭7
E♭maj7
Gm7D7♭13
Gm7C7
Fm7C7
Fm7B♭7
Gm7C7
Fm7B♭7
A8 bars
E♭maj7A♭7
E♭maj7
Gm7D7♭13
Gm7C7
Fm7C7
Fm7B♭7
E♭6A♭m6
E♭6Am7D7
B8 bars
Gmaj7Em7
Am7D7
Bm7B♭°7
Am7D7
Gmaj7Em7
Am7D7
G6C7♭9
Fm7B♭7
A8 bars
E♭maj7A♭7
E♭maj7
Gm7D7♭13
Gm7C7
Fm7C7
Fm7B♭7
E♭6Cm7
Fm7B♭7

Chart from iReal Pro's Jazz 1460 playlist, contributed by its users.

More like this: Swing era · Tin Pan Alley

Players here, through other tunes: Red Callender · Elvin Jones · Louis Armstrong · Clifford Brown · Horace Silver · Curly Russell · Art Blakey · Jimmy Raney · Sonny Clark · Red Mitchell · Chet Baker · Nat King Cole