Here are two songs from our most recent album (made using AVLinux of course). We recorded using Ardour. The only non-standard software I used was KarmaFX reverb, running under fst. The youtube videos are a bit more recent, and were hastily done using kino on the KDE variant of AVLinux (and WinFF on Ubuntu because KDE/AV didn't like the .flv presets in WinFF).
Living on the Hallelujah Side (public domain)
(that's me on the far left, playing dobro and mandolin)
If I Could Sing (yodeling song) (written by me