From diamante-encrusted brawl dresses that amount up to £1,500 to arrivals fabricated in helicopters or alike tanks, activity to the end-of-year brawl has become an big-ticket business.
With businesses now raking in upwards of £100m a year from proms alone, parents are address the burden as their children's demands become anytime added extreme.
Now a new documentary has gone abaft the scenes at Britain's proms in the run up to the 2014 accident - and reveals that dresses, carriage and alike award a date now requires added banknote than anytime before.
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Lavish: 16-year-old Ben wants his parents to absorb £800 on a Ferrari in which to accomplish an access at his prom
A case in point is the 'promposal' - an absurd way of allurement a abeyant date to the brawl that can amount up to £159 an hour depending on what adjustment has been chosen.
'Promposals are an absurd way of aggravating to ask addition to a prom,' explains Callum, a 16-year-old GCSE apprentice from Angmering in Sussex who splashed out to affect abeyant date Beth.
'Instead of aloof activity up to them and saying, "Will you go to brawl with me?", it's a bit added extravagant.'
Like abounding added ambitious swains, his actual accessible angle alleged on the casework of USA Cop Cars LTD, a Kent rental aggregation specialising in American badge vehicles.
Making money: USA Cop Cars LTD is one of the firms cashing in on proms and absurd 'promposals'
Romance: Callum asked Beth to be his brawl date via an absurd 'promposal' set up with USA Cop Cars
'Most of the youngsters who book our cars are the hardly added affable youngsters who appetite to do article flamboyant,' explains Pam Hogg, one of the bedmate and wife aggregation that owns the business.
For promposals like Callum's, the brace access in their badge cars with their sirens arrant and will, for a fee of £159 per hour, 'arrest' the abeyant date and back them to the angle site.
In Callum's case, that meant acrimonious Beth up from academy afore active her forth a artery area he and his accompany were cat-and-mouse with signs that spelled out, 'Will You Go To Brawl With Me?'
'You appear about the corner, or bodies apprehend you first, and that gets absorption like no added vehicle,' adds Pam's bedmate Lindsay.
Mr Hogg, who says the aggregation accept had 30 bookings for promposals this year, added: 'It's been a adumbration for us.'
But coughing up for 'promposals' is the atomic of it. With antagonism to attending the best and access in the best admirable accessible way hotting up, parents can apprehend to carapace out huge amounts on both.
Doing well: Looking Acceptable bazaar buyer Elaine Bull has angled her balance as a aftereffect of brawl sales
Glamorous: Brawl dresses can amount up to £1,500 and appear slathered in admirable diamante and sequins
Splashing out: Some acceptance accept alike amorphous hiring helicopters and tanks for their big arrival
With 95 per cent of accompaniment schools alms end-of-year proms, dress shops specialising in alluring gowns are authoritative a fortune, and no one is happier than Elaine Bull, the buyer of Billericay boutique, Looking Good.
Originally a conjugal shop, Ms Bull adapted into brawl gowns bristles years ago and says business has never been better.
She prides herself on award the absolute dress for every babe - provided they can allow the gowns, best of which amount amid £250 and £350 each.
'Every babe is admirable in her own right,' she says. 'A fuller amount babe should attending as admirable as the others - it's their appropriate night too.'
Although brides accomplish up the majority of audience year-round, appear April and May, Ms Bull's boutique is awash with aflame teens, all analytic for the absolute frock.
The balustrade are awash with bejewelled gowns in a bubble of colours and Ms Bull and her aggregation accept their assignment cut out accepting all the accessories done in time.
'It is acceptable business and I can't say it's not,' she says. 'This is my fifth division now and in year one, we did 90 - this year we did 353.'
Money aside, Ms Bull says the moment she enjoys the best is back she sees the girls access at their prom, dressed up to the nines.
'They're all fabricated up and they've got their beard done up,' she says, disturbing up as she does. 'It's at that point, they change from actuality a little babe into a woman.'
The final allotment of the addle is the big arrival, with the majority of adolescence aqueous out on aflame white limos, big-ticket Aston Martins and alike the odd Ferrari.
Others booty a added anarchistic route, with helicopters, bunting-decked tractors and alike tanks rolling up at academy gates on the big night.
Popular: Forth with supercars, the majority of prom-going adolescence appetite to access in aflame amplitude limos
Wacky: This accumulation of Sussex schoolgirls chose to access at their brawl in a towed speedboat
One man who absolutely approves of the brawl carriage bang is Jag, who owns a aggregation that rents out supercars for weddings, anniversaries and now proms as well.
Fees for a day's appoint alpha at £800 but ascend steeply should you appetite to adhere assimilate the car a bit longer, with prices of up to £2,500 for a weekend.
'We've apparent a absolute explosion,' he says, cheerfully. 'They appear from all backgrounds. You get bodies from clandestine schools, you get bodies from actual beggared areas.
'They all appetite to be the celebrity who pulls up in that Rolls Royce alfresco their academy saying, "Look at me. Attending at what I've got".'
And it doesn't aloof accept to be a Rolls Royce. Jag additionally owns Bentleys, Ferraris and Lamborghinis, all of which can be assassin by prom-goers - for a fee.
Yet admitting the aerial prices and apparent consumerism, he says that critics are missing the point and claims that a lot of acceptable can appear from hiring a affluence car for the night.
'My aspiration as a adolescent was to accept that supercar I saw on awning and I apperceive a few of those kids will go on to become the multi-millionaires,' he explains.
'There will consistently be those who allocution about, "Oh, they shouldn't be spending" or "They're spending too abundant money" but it's all about aspiration.'
Prom Crazy: Frocks and Ferraris, Thursday night at 9pm on ITV