THE Tinahely Courthouse Centre has launched a spring concert series with the Orlando String Quartet and classical guitar by Benjamin Dwyer; Call 0402-38529 for times and dates... The Irish Association of Youth Orchestras is holding a Festival of Youth Orchestras at the NCH on Saturday at 3 p.m. and 8p...... The New Music Commission scheme offers financial assistance to performers or organisations who wish to commission new music from Irish composers - the next closing date for applications is the 14th; Call 01-6612105 for information.