A listing on badslava.com lists this night, but may not be current.
An open-mic listing site names a Thursday open mic at Endiro Coffee (checked Aug 14, 2026) [s1]. The Venue's Website is live and readable but does not mention an open mic; that alone does not mean it has ended, so the listing stays unconfirmed.
Held Thursday with no kind; the Fox Valley Folklore Society's own site puts its weekly sing-around at this address on WEDNESDAYS 6:30–9 since 1975 (landed 2026-09-19 as a second record) — this Thursday record may be that event with the wrong day.
One of several nights or series at this venue
Call to confirm the night
The sources disagree on the night.
An open-mic listing site names a Thursday open mic at Two Brothers Roundhouse (checked Aug 14, 2026) [s1]. The Venue's Website is live and readable but does not mention an open mic; that alone does not mean it has ended, so the listing stays unconfirmed.