Thousands of partygoers donned their wackiest outfits on Saturday for day one of Australia’s wildest hardstyle music festival, Defqon1.
Devoted dance music fans dressed in everything from swimwear, activewear to fantasy characters for the ‘Victory Forever’ themed event.
In keeping with trends of years gone by, some girls made the most of the balmy Sydney weather by wearing tiny shorts and bikini tops.
Glitter, spangles and thigh-high stockings were all the rage in this group of dancers
![In keeping with trends of years gone by, some girls made the most of the balmy Sydney weather by wearing tiny shorts and bikini tops](https://i.dailymail.co.uk/i/pix/2017/09/16/08/4455EF5900000578-4890192-image-a-4_1505548343496.jpg)
In keeping with trends of years gone by, some girls made the most of the balmy Sydney weather by wearing tiny shorts and bikini tops
![One tattooed man decided to take things up a notch by picking up his female companion](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4456605E00000578-4890192-image-m-32_1505550320154.jpg)
![One tattooed man decided to take things up a notch by picking up his female companion](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4456602F00000578-4890192-image-a-33_1505550332361.jpg)
One tattooed man decided to take things up a notch by picking up his female companion
![Devoted dance music fans dressed in everything from swimwear, activewear to fantasy characters for the 'Victory Forever' themed event](https://i.dailymail.co.uk/i/pix/2017/09/16/08/4455E8B300000578-4890192-image-a-6_1505548674720.jpg)
Devoted dance music fans dressed in everything from swimwear, activewear to fantasy characters for the ‘Victory Forever’ themed event
![Thousands of partygoers donned their wackiest outfits on Saturday for day one of Defqon1](https://i.dailymail.co.uk/i/pix/2017/09/16/07/4455BC0900000578-0-image-a-60_1505544337621.jpg)
Thousands of partygoers donned their wackiest outfits on Saturday for day one of Defqon1
![Speed racer! This Defqon darling dons a checkered and orange tube top and bikini bottoms](https://i.dailymail.co.uk/i/pix/2017/09/16/09/44564F4200000578-4890192-image-a-34_1505550392386.jpg)
Speed racer! This Defqon darling dons a checkered and orange tube top and bikini bottoms
![While some of the men opted for a more blended appearance in camouflaged army-styled ensembles](https://i.dailymail.co.uk/i/pix/2017/09/16/07/4455BB8D00000578-0-image-a-62_1505544356273.jpg)
While some of the men opted for a more blended appearance in camouflaged army-styled ensembles
![A young woman matches her red socks to a spray jacket while staying hydrated with a bottle of Mount Franklin water](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455F07400000578-4890192-image-a-12_1505549551855.jpg)
A young woman matches her red socks to a spray jacket while staying hydrated with a bottle of Mount Franklin water
While some of the men opted for a more blended appearance in camouflaged army-styled ensembles.
One woman was spotted dressed for ultimate comfort in a bikini and flat sport shoes, making sure to flaunt the intricate ink artwork that covered her body.
Some revelers adopted a law enforcing role donning policeman caps and one sporting a bullet-proof vest and mock gun.
![](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455E8CF00000578-4890192-image-a-7_1505549149152.jpg)
Some revelers adopted a law enforcing role donning policeman caps and one sporting a bullet-proof vest and mock gun
![In 2013, the Sydney event attracted 18,000 attendees and saw the death of a male, around 20 drug overdoses and more than 80 arrested on drug charges](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455F7D800000578-4890192-image-a-8_1505549175864.jpg)
In 2013, the Sydney event attracted 18,000 attendees and saw the death of a male, around 20 drug overdoses and more than 80 arrested on drug charges
![Coloured hair was the order of the day with these two women matching their outfits to their manes](https://i.dailymail.co.uk/i/pix/2017/09/16/09/445649A400000578-4890192-image-m-38_1505550467748.jpg)
![Coloured hair was the order of the day with these two women matching their outfits to their manes](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4456497F00000578-4890192-image-a-39_1505550480280.jpg)
Coloured hair was the order of the day with these two women matching their outfits to their manes
![In keeping with trends of years gone by, some girls made the most of the balmy Sydney weather by wearing tiny shorts and bikini tops](https://i.dailymail.co.uk/i/pix/2017/09/16/07/4455BAF500000578-0-image-a-61_1505544346116.jpg)
In keeping with trends of years gone by, some girls made the most of the balmy Sydney weather by wearing tiny shorts and bikini tops
![Defqon1 was founded in 2003 by festival organizer Q-dance and was originally set up in the Netherlands before it was introduced to Sydney in 2009](https://i.dailymail.co.uk/i/pix/2017/09/16/08/4455E62600000578-4890192-image-a-5_1505548375967.jpg)
Defqon1 was founded in 2003 by festival organizer Q-dance and was originally set up in the Netherlands before it was introduced to Sydney in 2009
![One man has taken costuming to the next level, choosing to dress in an armoured vest](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455E23E00000578-4890192-image-a-13_1505549632970.jpg)
One man has taken costuming to the next level, choosing to dress in an armoured vest
One had anticipated the varying scents likely to plague the grounds throughout day, shielding her face by strapping on a gas mask in preparation.
Defqon1 was founded in 2003 by festival organizer Q-dance and was originally set up in the Netherlands before it was introduced to Sydney in 2009.
In 2013, the Sydney event attracted 18,000 attendees and saw the death of a male, around 20 drug overdoses and more than 80 arrested on drug charges.
![The festival, which began at 11am, has four separate stages and each hosts a bevy of performers of the hardcore techno, hard house and hard trance variety](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455FDDC00000578-4890192-image-a-9_1505549339980.jpg)
The festival, which began at 11am, has four separate stages and each hosts a bevy of performers of the hardcore techno, hard house and hard trance variety
![Is that a baby? One man decided to come as a meme to the event](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455E82300000578-4890192-image-a-40_1505550532909.jpg)
Is that a baby? One man decided to come as a meme to the event
![The medics are on site to assist with any partygoers who need a break or assistance](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455E0F900000578-4890192-image-a-14_1505549671437.jpg)
The medics are on site to assist with any partygoers who need a break or assistance
![The hard dance event which is held at Penrith¿s Sydney International Regatta Centre features the likes of NCBM (Noisecontrollers & Bass Moderators), Brennan Heart, Evil Activities, Gammer, Firelite and Archetypez](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455F48900000578-4890192-image-a-10_1505549507421.jpg)
The hard dance event which is held at Penrith’s Sydney International Regatta Centre features the likes of NCBM (Noisecontrollers & Bass Moderators), Brennan Heart, Evil Activities, Gammer, Firelite and Archetypez
![Merrymaker's will likely rave until the final acts, Frequencerz and Gammer, take the Blue and Magenta stage respectively at 11pm](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455F47A00000578-4890192-image-a-11_1505549518797.jpg)
Merrymaker’s will likely rave until the final acts, Frequencerz and Gammer, take the Blue and Magenta stage respectively at 11pm
![A pair of Defqon devotees embrace in the crowd, one with purple-coloured locks and the other wearing Quay sunglasses](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455E98B00000578-4890192-image-a-15_1505549712146.jpg)
A pair of Defqon devotees embrace in the crowd, one with purple-coloured locks and the other wearing Quay sunglasses
![Tutu's became a statement piece at the annual event with sneakers being the preferred shoe to dance in](https://i.dailymail.co.uk/i/pix/2017/09/16/09/4455F7D400000578-4890192-image-a-28_1505550014218.jpg)
Tutu’s became a statement piece at the annual event with sneakers being the preferred shoe to dance in
Last year’s Defqon.1 event saw 77 people arrested for drug-related offences, including six who were charged with supply. Another 44 people were also caught allegedly driving under the influence of drugs.
The festival, which began at 11am, has four separate stages and each hosts a bevy of performers of the hardcore techno, hard house and hard trance variety.
The hard dance event which is held at Penrith’s Sydney International Regatta Centre features the likes of NCBM (Noisecontrollers & Bass Moderators), Brennan Heart, Evil Activities, Gammer, Firelite and Archetypez.
Merrymaker’s will likely rave until the final acts, Frequencerz and Gammer, take the Blue and Magenta stage respectively at 11pm.