Mattel Mega Bloks CPC57 - Minions Movie Advent Calendar £7.99. Currently £13.85 at amazon. Seen this in store TK Maxx Slough, quite a few on the shelves, it is national, not online though.
How Despicable of me using Christmas to get heat on deals!!
Advent Calendar by Mega Bloks Minions! 221 pieces Featuring 24 different holiday-themed surprises. Not Lego but Lego costs up to £24.00 and is not 3X better.