Retractable Clothes Hanger

there is a comp on the radio and you're invited to the sound and if you win you get 1700, i do not care about money i just want to know want the sound is its really bugging me here the list of stuff people have guessed what is wrong
and where u can listen to the sound
http://www.fm104.ie/on-air/shows-feature ...

Here is the list

Bank Deposit Machine
Workbook
Hole Puncher
Indicator
Tin Opener
A paper punch
Stapler
a carjack
a car engine turning over
Ripping a box
Opening a box attached
Bank Deposit Machine
Workbook
Hole Puncher
Indicator
Tin Opener
Somebody pinch a guitar string
Someone trying to base with a stapler without staples in it
A helicopter JML
Guillotene
Door handles on a being pulled upwards and downwards
Carjack
Stamper
Pogostick
X Box Controller
Change be made in a bus
The ashtray in a car
Locks on a briefcase
Sharpening a knife
Hole Punch
Clips at the end of a hanger
Popping the lid of a kettle
Hazard lights
The grating used for masonry
Franking machine
Lock on a door
metal balls hitting each other
heater fan on the car
Put a cartridge in a machine
Central locking on a car
Put a straw in a cup McDonalds
From a battery in a car
May open
Pepper Grinder
Stapler
For to be sacked
Cassette
Mop be pressed into a bucket
A mailbox
Round clips in a workbook
Gumball Machine
Garden shears
Lift rides at a fairground
Credit card machine
Doorknob
Stepladder opening and closing
ice thrust an ice cube tray
Go driving on a car
Key and set off a lock
Gumball Machine
Carrott be grated
2 hands on a clock
Toaster being jumped up and down
hourglass
Lock on a door
Metal scraping
opening car door
Springs on a hanger
Change phone box
Lever Arch File
De-tagger
Letterbox
Clock in the machine
Lock on a backdoor
Former opener
Old typewriter
Top
Garden shears
Tin Can opening and closing
May have touched tab
Handbrake Button
Foot pump
Answering
Charge your phone
Antiseptic Distributor
Ashtray
Foot pump
Tape Dispenser
Rubix Cube
Walking on a box
rifle
Company Stamp
Telephone Box
Guilleteen
ATM
Stapler
Printer
Cashbox (turning the key on it)
Icemaker
Rubix Cube
Walking on a box
rifle
Company Stamp
Telephone Box
Guilleteen
Garden shears
Tin Can opening and closing
May have touched tab
Handbrake Button
Foot pump
Dice on a board game
Re-clicking on a seatbelt
The device you use to remove clips
Pogo stick
Wire Snipping
Photo Booth
top off of Hoover
Coffee machine
Doorknob
Can Crusher
Pedal tractor
Button on a hand brake
Skeet shotgun
Swing Lid Bin
Mimograph
Sealer
Sharpening a Clippers
Briefcase being opened and closed
Paper towel dispenser
Old camera
Clock in the machine
indicators Car
phone hands free to be put together
Parking Meter
Tile Cutter
emergency exit
Grandfather Clock
Foot pump
Pinball Machine
Old Telephone
Video Recorder
Grease a mold can
Walking on Cans
Plastic hanger
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