that would be
Aa's away hyem for I'm going home :)
Back in the dark ages the viking ship Anna was attempting to sneak up the Tyne in order to indulge in rape, pillage and a visit to Northumberland Street when it was spotted by a geordie lookout on Tynemouth pier. Geordie sings out "whit booats that thor? and the viking captain calls back Anna! Geordie thinks a minute then shouts back "A knaa ye knaa, but aa divvent knaa until ye tells us what booats that thor....."