Yes, those famous harmonies are taking to the road once more. This time around David Crosby, Stephen Stills and Graham Nash will play Friant, Calif., near Fresno at Table Mountain Casino April 17; Rancho Mirage, Calif., at Aqua Caliente Casino April 18; Las Vegas at The Joint @ Hard Rock Hotel / Casino April 20 and San Luis Obispo, Calif., at the Performing Arts Center April 22.

CSN has also announced a South American gig – Sao Paulo, Brazil, at Via Funchal May 10.

There’s a charity connection with Crosby, Stills & Nash donating one dollar from every ticket sold to various organizations including environmental, music education and human rights charities.

Ticket sales begin Feb. 17. Visit the Guacamole Fund’s website for information on special benefit seating and visit CrosbyStillsNash.com for VIP package info.