Just then a squadron of Billys -- twin-engined B-25 Mitchell land-based bombers -- flew overhead .
Why did you eat my bacon, you billy?.
Let's get the billy and cook some beans.
You Spin me right round! billy boy!.
Actually he wasn't too bad except he had a green army style hat on, which made him look completely ridiculous; a bit like Billy Bunter in the army.
1902: An' supposen Ole King Billy an' his ole black gin comes round at holiday time and squats on the verander — Henry Lawson, A Bush Publican's Lament,.
... praying that I saw Billy Joel's ...