WTF does "toppy" mean?

[Thorwyn]

Watched this video last night and got confused about the dialogue between Roger Waters and the Sound dude (and judging from the comments, I´m not the only one)...

so, can anyone explain what "toppy" means?

YouTube- Pink Floyd-Brain Damage/Eclipse

 

[georgie]

Toppy is the name of the world's first cloned working dogs.

 

[Dark Orb Choir]

too much TONE on the guitar

 

[megadave]

tune

 

[Thorwyn]

Thank you!

 

[Roo Stercogburn]

Classic song. Enjoyed seeing that vid

 

[Ezteq]

I had a great aunt Topsey once; she was nice.