Treated myself to a bottle of Redbreast 15 in honour of that annual event!!!! Turns out it is the 2010 batch, will post my impressions later.
So I've decided to start a separate thread on the various Redbreast batches as I'm sure more will be surface.
2005 Batch L53273071 (1st batch, pt 1 from La Maison du Whisky, Paris celebrating their 50th Anniversary)
2005 Batch L53483071 (1st batch, pt 2 from La Maison du Whisky, Paris celebrating their 50th Anniversary)
2008 Batch L819031119 (The rare 'We've found more in the warehouse batch') (confirmed by IainB)
2009 Batch L933831276 (bottled 4.12.09) (The '2nd Official one-off Batch') (confirmed by IainB)
2010 Batch L1002731276 (bottled 27.1.10) (The 'It's on General But Very Limited Release Batch')
2010 Batch L10??????? (bottled ??.?.10) (The US 750ml Sept 2010 Very Limited Release Batch')
Suggestions welcome for alternative names for the the various batches please...
If you discover a new batch please post here or share your own tasting notes....