An unprecedented weekend double-header of delectable contemporary music (a.k.a. "modern classical") is about to go down at St. Andrews on the Terrace, featuring two of New Zealand's premier modern music ensembles. The evening of Friday May 4 sees Auckland's 175 East in The Sleep of Reason..., a concert featuring newly commissioned works by Phil Dadson and Ross Harris, and the world premiere of Aaron Cassidy's solo soprano sax lung-twister asphyxia. Then on Saturday night Wellington's Stroma present Gnarly Buttons, described as a "cornucopia of contemporary clarinettists". This is going to be superb. Programme details after the jump. 175 East: The Sleep of Reason... Programme: Aaron Cassidy asphyxia** Lyell Cresswell Lacrimae Phil Dadson Peace Rites** Morton Feldman Three Clarinets, Cello and Piano Michael Finnissy Alkan-Paganini* James Gardner Throat Clearing Ross Harris The Sleep of Reason...** Wolfgang Rihm Chiffre IV* ** = world premiere * = New Zealand premiere 175 East are fortunate to be joined for this concert by two extraordinary guest musicians: Richard Haynes (clarinets and soprano sax) and Mark Knoop (piano). 4 MAY 2007, 7.30 PM ST. ANDREWS ON THE TERRACE DOOR $20 ($10 CONCESSION) Stroma: Gnarly Buttons Programme: Giacinto Scelsi Kya for clarinet and ensemble Michael Norris Icons and Artifice for bass clarinet duo, ensemble and electronics Chris Watson Mandible for bass clarinet Jorge Sanchez-Chiong Veneno 7 for bass clarinet duo and ensemble John Adams Gnarly Buttons for clarinet and ensemble Featuring guest clarinet virtuosos: Richard Haynes (Australia) Duo Stump-Linshalm (Austria) Andrew Uren (NZ) Patrick Barry (NZ) 5 MAY 2007, 6 PM ST. ANDREWS ON THE TERRACE DOOR: UNKNOWN