...no, they're not reforming.
Undergroove are reissuing their debut album, which will satisfy a bunch of you on here complaining that you couldn't get it.
In other TMORL news, I got my Secret Bark Language EP in the post today, but with no booklet of any description accompanying the CD. I got the impression that there was something interesting that came along with it?
...might have made that bit up, perhaps.