spinal tap reuniting (again)

Like all ageing rock bands reuniting is a constant theme, Spinal Tap last reformed in 2009. Nigel Tufnal (Christopher Guest) during a recent interview (The Guardian) spoke about a possible Tap reunion,
"We get asked to do shows on a regular basis. But what I will say is that we're in the midst of talking about something for next year..."
Here's Nigel discussing Joe Satriani.