How to practice Is That So? with play-along tracks?

Use the play-along backing track above to practice Is That So? in the key of C#. Listen to the audio with bass, piano, and drums, start by playing the melody, then practice improvisation and soloing over the chord changes.

What scales to use for soloing over Is That So??

For soloing over Is That So?, recommended scales include: bebop, bebop major. Use arpeggio patterns over each chord to create melodic lines that follow the harmony of this jazz tune.

Who composed Is That So??

Is That So? was composed by Pearson Duke. It is a medium-up-swing standard in 4/4 time. The original key is C; this page shows it transposed to C#.

What key is Is That So? in?

The original key of Is That So? is C. The form is A with 32 bars. This page shows the chart transposed to C#.

What scales work for improvising over Is That So??

Recommended scales for Is That So? in C#: bebop, bebop major. Scales and arpeggios update in real-time as each chord plays, with context-aware analysis (e.g., Phrygian Dominant over secondary dominants).

How does the interactive backing track work?

The backing track plays with realistic walking bass, drum patterns, and voice-led chord voicings. Scales and arpeggios update in real-time as each chord plays. You can limit the fretboard zone for close-proximity voicings, toggle a reference melody, loop any section, and choose between multiple sound presets. Works for guitar, piano, bass, ukulele, and 7 more instruments.

Can I edit the chord chart?

Yes. You can modify the structure, chords, and arrangement of any standard to match your preferred version or create your own reharmonization.

Do Re MiC D E

Is That So?

Pearson Duke4/4medium-up-swing

BPM: 120

Chord Diagrams — Is That So? in C# (Guitar)

Display

FingerNoteDegree

Chord Voicings Closest Voicing

Starting fret

Open123456789101112

G7♯5

F♯13

A♯7♯5

A13

F7♯5

E13

F♯maj7♯11

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Is That So? in C#

Key of C#

C# major (or Db) sits in barre chord territory across the fretboard. Every chord demands precise barring, but the payoff is a bright, crystalline sound a half step above C that cuts through a band mix. C# is a intermediate-advanced-level key on guitar because no open strings fall within the key naturally, so every chord requires full barre technique. Expect to rely on barre chords throughout, which builds hand strength and unlocks the entire fretboard.

Voice Leading

The bass line moves through F# to E (descending whole step), E to C (descending major third), C to D (ascending whole step), D to A# (descending major third), A# to D# (ascending perfect fourth), D# to G# (ascending perfect fourth), G# to G (descending half step), G to F# (descending half step), F# to F (descending half step), F to E (descending half step), E to A# (ascending tritone), A# to D# (ascending perfect fourth), D# to C# (descending whole step), C# to F# (ascending perfect fourth), F# to B (ascending perfect fourth), B to A# (descending half step), A# to A (descending half step), A to G# (descending half step), G# to G (descending half step), G to E (descending minor third), E to D (descending whole step), D to C (descending whole step), C to C# (ascending half step), C# to F# (ascending perfect fourth), F# to F (descending half step), F to E (descending half step), E to D# (descending half step), D# to D (descending half step), D to G# (ascending tritone), G# to C# (ascending perfect fourth), C# to A (descending major third), A to D (ascending perfect fourth), D to B (descending minor third), B to A (descending whole step), A to F (descending major third), F to F# (ascending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from F# to F# by unison.

Scales for Improvisation

C# major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, C# Mixolydian adds the flat seventh for an authentic blues-rock edge.

medium-up-swing4/4 · 32 bars · Form: A

Chords: F♯m7, Em9, Cmaj7, Dm9, A♯maj7, D♯maj7, G♯maj7, G7♯5, F♯13, F7♭9, Emaj7, A♯m7, D♯7, C♯m7, F♯7, Bmaj7, A♯7♯5, A13, G♯7♭9, Gmaj7, Em7, Dm7, Cm9, C♯maj7, F♯maj7, F7♯5, E13, D♯7♭9, Dmaj7, G♯m7, C♯7, Am7, D7, Bm9, Am9, Fmaj7, F♯maj7♯11.

Scales for Improvisation C# bebop, C# bebop major.

Diatonic chords: See all chords in the key of C#

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