Lap Steel Fills With A# Mixolydian
Where A# Mixolydian lies on Lap Steel's neck, and the fill it feeds.
A# Mixolydian runs 7 notes to the octave. Below it is laid onto this chair's CEGACE neck with every A# marked, because what a fill needs mid-song is not the pattern — it is where the root is when the chord changes under it.
Major with a flatted 7th (b7) — bright and bluesy. The dominant chord turned into a tonal center with a rock/folk edge.
Heard in: "Sweet Home Chicago", "Norwegian Wood" (Beatles), Celtic and folk music — anywhere a major sound needs a darker, looser edge.
A lap steel fill glides between the singer's lines, often on two strings at once, so a scale here marks the frets where the bar may come to rest — the glide carries the line, and the scale keeps every landing note inside the song's key.
Play it slowly against the audio until the shape stops being a shape, then take it to a song in A# and let the melody pick its own notes out of it.