A modern take on the waltz form that incorporates eclectic rhythmic influences. It is distinctive for its lighthearted character and syncopated rhythmic interplay.
Mastering the specific syncopations within the waltz-rhythm is essential to the piece's characteristic charm.
Comparable difficulty and character — good candidates for what to learn next.
1-2-3 Noreen is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 4.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 1-2-3 Noreen lasts about 3 minutes.
1-2-3 Noreen is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Bin's Bounce by Hakan Ali Toker, Berkay's Boogie by Hakan Ali Toker, Canan's Waltz by Hakan Ali Toker — see the full similar-pieces list on this page.