For me they were introduced to me as goosegogs at about 7 and only found the real name about 5 years later, by then it was stuck in there, same for blackberries being Blackaas, as in "Are we gannin blackaa picking or what lyke? or "There's loads of Blackaas doon the railway line, you comin doon?"
Feel like the Geordie Irving Welsh now or Our Willie