Because one all day show might prove insufficient

Saturday April 17th offers both the Flywheel Grand Opening Gala:

10:00am: parade from the old Flywheel to the new Flywheel with: Raya Brass Band, a local stringband, a chalk car, noisemakers, kids and more! everyone is welcome to join

11:00am: Kids show with local kids band, R.O.C.K.

12:00-12:00: bands bands and more bands
bunnies
rabbit rabbit
space captain
The Conceited
Opel
Trials and Tribulations
jason anderson
Jeremy Boyle
Chaunce DeLeon and the Fountain of Choof Easy Action Alottle Client 9, Parts & Labor, Paper Piano (Jason Bourgeois Band) PLUS Film Projections by Matt Newman

As well as Hampshire College's Spring Jam:

MAINSTAGE
12-12:45: Micah
1-1:45: Morgan and the other Yumas
2-2:45: Leisure Colony
3-3:45: Bubonic Souls
4-4:45: Pale Cowboy and Andrew Squid Frank
5-5:45: Keepaway
6-6:45: Pangea Kids
7-7:45: Stimulus Package
8-9:00: Rain
9:20-10:20: Gang Gang Dance
10:30-11:15: DJ Kat Fyte
11:15-12:15: Kingdom
12:15-1: DJ Cut up Kid

here is a secondary event with lots of Wmass awesome!

ACOUSTIC PAVILION

12:30 - AMIR FOGEL
1 - GABBY MOGUL
1:30 - COYOTES AND WOLVES
2 - MICROSLEEP
2:30 - JORDAN KNECT
3 - SORD
3:30 - CAMERON BROWN
4 - JACK CALLAHAN/EVAN THAYLER NULL
4:30 - SARA OSGOOD
5 - MICAH

The Flywheel thing is a multiday event, before and after, check the calendar for full details.