Here are Groovejet and Today The Sun's On Us (live and acoustic). It's tagged as track #5 and track #6 with the Acoustica album cover for your iTunes. I'll check if i still have a couple of SEB's older stuff. I know she performed Mixed Up World and I Won't Change You acoustic a long time ago.
Today The Sun's On Us (live/acoustic) - http://www.mediafire.com/?mo9k588bity0cc8
Groovejet (If This Ain't Love) (live/acoustic) - http://www.mediafire.com/?5ydfd9kgrz7j8it