I'm a fan (and you should be too) because...there is something uniquely honest about watching a group of regular dudes with wooden instruments get up on stage and sing songs in the first person. And a missed note, off-key vocal, or broken string here and there only reminds you that craft beats product any day of the week.
Yeah, I usually flatpick it and just make sure to hit the root bass notes and walk between chords when appropriate. You can also play some arpeggios throughout (especially the C > G) with a couple...
if they are making moves to bigger clubs like the Troc they might be able to respectably sell for a gig at RamsHead Live in Bmore (what is their capacity?). the Rechter has never been my favorite...
Is Bella Donna a Darling tune, new Avett's song, or a cover? I was checking out a clip on YouTube and it's a really good song -- reminds me of a Wilco/Jeff Tweedy tune.