Flying in Essex county in England, one day:
Southend ATC (having radio trouble): G-ABCD, Southend, radio check.
[no response]
Southend ATC: G-EFGH, Southend, radio check.
[again no response]
Southend ATC: G-IJKL, Southend, radio check
G-IJKL: Roger Southend, your readability, 4.
Southend ATC: Well… One outta three ain’t bad.