Whilst hours building, one beautiful near zero viz day, I overheard ATC in contact with........Someone
ATC:G-XXXX, contact 12oclock, 5miles.
G-XXXX: roger, looking
ATC:G-XXXX, are you visual?
G-XXXX:Negative
(several exchanges later)
ATC:G-XXXX, are you visual with traffic yet?
G-XXXX
sounding very pleased with himself)
TARGET IN SIGHT!!!!!!!
ATC
apparently stunned silence, then much mirth)