Official Nintendo board + Wii Fit Plus game.
Use voucher code vcXmas40 to get it at this price (£5 off).
Possible TopCashBack (4.04% if classed as 'Software', 1.51% hardware) or Quidco (4% Software, 1.5% Hardware).
Was looking for it as a Crimble present and it was the cheapest I could find online, new, with official Balance Board.
Hope it helps someone.
Next cheapest without a code is John Lewis (£69.99).
Or PC World/Currys if you have a £5 off code (£71.99 - £5 = £66.99)
The Hut with "PUDDING6" (£6 off £60 or more = 66.93)
Zavvi - if ordering £100 or more, you could use code "BIGSPENDER" for £10 off £100.
Quidco and TCB on the above also. T'ra :)