A Celebration of the Joyful Life of W. Cullen Hart. 7:30 p.m. (doors), 8:30 p.m. (show). $10 (adv.), $15. www.40watt.com

ELF POWER Longtime fixture on the Athens scene playing crisp, melodic psych-pop.

GIANT DAY Duo of Emily Growden (Marshmallow Coast, The Instruments, Faster Circuits) and Derek Almstead (formerly of Elf Power, of Montreal, Olivia Tremor Control).

THE RISHIS Psych-folk featuring members of The Olivia Tremor Control, Elf Power and The Apples in Stereo.

ROBERT SCHNEIDER Lead singer, songwriter, guitarist and producer of The Apples in Stereo who has produced and performed on albums by Neutral Milk Hotel, The Olivia Tremor Control, The Minders and more.

SCOTT SPILLANE The Neutral Milk Hotel member plays hypnotic folk-rock.

JOHN KIRAN FERNANDES Local Elephant 6 stalwart and multi-instrumentalist who works his improvisational magic on the clarinet and loop pedal.

HEATHER MCINTOSH Prolific film and television composer who was part of the Elephant 6 Collective and has recorded with luminaries like Animal Collective, Norah Jones and St. Vincent.

MARSHMALLOW COAST Indie pop band started in Denver in 1996 by Andy Gonzales that later became associated with the Elephant 6 Collective.