art direction, photography by [cover] Ximena Contreras
mastered by Taylor Deupree
written-by, recorded by, producer Bruno Sanfilippo
Recorded At Onix II Studio
Mastered At 12K Mastering
© & ℗ 2012 Ad21

Title stylized as I·M·P·R·O·M·P·T·U both on cover and Bandcamp page.

Download includes Impromptu 3 sheet music piano solo in .pdf format.