I host the Lambie mailing list on Rootsweb, if you are interested I could sign you up as a subscriber.

I don't see any direct connection between my Lambie's and yours at the moment (although they would only have lived a few miles apart) but here is your George and Ann in the 1881 census if you don't already have it.

Dwelling: Boghead
Census Place: Auckinleck, Ayr, Scotland
Source: FHL Film 0203588 GRO Ref Volume 577 EnumDist 10 Page 16
Marr Age Sex Birthplace
George LAMMIE M 46 M Galloway Carsphairn
Rel: Head
Occ: Shepherd
Annie LAMMIE M 43 F Sanquhar, Dumfries, Scotland
Rel: Wife
George LAMMIE 12 M Auchinleck, Ayr, Scotland
Rel: Son
Occ: Scholar
Thomas LAMMIE 10 M Auchinleck, Ayr, Scotland
Rel: Son
Occ: Scholar
William LAMMIE 6 M Auchinleck, Ayr, Scotland
Rel: Son
Occ: Scholar
John LAMMIE 5 M Auchinleck, Ayr, Scotland
Rel: Son
Occ: Scholar
Agnes LOGIE U 19 F Muirkirk, Ayr, Scotland
Rel: Servant
Occ: Dairymaid
Janet MAXWELL U 17 F Durisdeer, Dumfries, Scotland
Rel: Servant
Occ: Housemaid