In the circuit:
ATC: "Alpha Bravo Charlie, traffic for you is a Cap-10 on low downwind. Do you have the A/C sighted?"
VH-ABC: "Alpha Bravo Charlie"
ATC: "Alpha Bravo Charlie, do you have the A/C sighted? He's now turning base, 10 o'clock low."
VH-ABC: "Alpha Bravo Charlie"
ATC

frustrated) "Alpha Bravo Charlie, is that a YES callsign or a NO callsign?!!!"
VH-ABC: "Yes callsign".
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non donatus rodent anus