Some airline mechanics' humor...
 

Apologies if you seen these before, I think they're quite funny!

"Here are some actual maintenance complaints generally known as squawks or
problems submitted recently by Qantas pilots to maintanance engineers. After
attending to the squawks prior to the aircraft's next flight, the maintenance
crews are required to log the details of action taken as a solution to the
pilots squawks. The following are some recent squawks and subsequent responces
by maintenance crews." (P) is the problem logged by the pilot, and (S) marks
the solution and action taken by maintenance engineers.

***
(P) Left inside main tire almost needs replacement.
(S) Almost replaced left inside main tire.
***
(P) Teste flight OK, except autoland very rough.
(S) Autoland not installed on this aircraft.
***
(P) #2 propeller seeping prop fluid.
(S) #2 propeller seepage normal - - #1, #3 and #4 propellers lack normal
seepage.
***
(P) Something loose in cockpit.
(S) Something tightened in cockpit.
***
(P) Evidence of leak on right main landing gear.
(S) Evidence removed.
***
(P) DME volume unbelievably loud.
(S) Volume set to more believable level.
***
(P) Dead bugs on windshield.
(S) Live bugs on backorder.
***
(P) Autopilot in altitude hold mode produces a 200 feet per minute decent.
(S) Cannot reproduce problem on ground.
***
(P) IFF inoperative.
(S) IFF always inoperative in OFF mode.
***
(P) Friction lock causes throttle levers to stick.
(S) That's what they're there for!!
***
(P) Number three engine missing.
(S) Engine three found on right wing after brief search.
***
(P) Aircraft handles funny.
(S) Aricraft warned to straighten up, "fly right" and be serious!!
***
(P) Target Radar hums.
(S) Reprogrammed Target Radar with the words.

Bump due to its relating to another current thread.

According to Snopes, probably not from Quantas (actually, probably not from a commercial airline):

http://www.snopes.com/travel/airline/squawk.asp

My guess is urban legend but who knows.

I have heard this a few times and it is always raises a chuckle

huh? Bumping a 6 year old thread of Internet Rumour allegedly attributed to Qantas, Delta, United, American Airlines, Airforce Engineers or a multitude of other names depending on the version you read?