Check out the Independent Record Stores as many have an exclusive bottle green coloured vinyl housed in a gatefold sleeve of Liam Gallagher's ‘Why Me? Why Not.’ to pre-order.
These are two sites I have used in the past.
www.piccadillyrecords.com
www.roughtrade.com
Hundreds of record stores around the UK and Ireland give them a visit if these sell out and support them,
The album will also have a picture disc release that is exclusive to HMV.
It's priced at £19.99 and that includes free delivery.
Details are in the link here.