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Fastest marathon dressed as a gingerbread man - Ben Armstrong, dressed as a gingerbread man, finished the 2016 Chevron City to Surf Marathon, in Perth with a time of 3 hours, 14 minutes and 15 seconds.

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Highest rate of pet ownership - An astounding 60% of Australians own a pet, more than anywhere else in the world, and 83% of Aussies have at one point owned a pet.

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Flattest continental landmass - Australia is the only major landmass to not have a huge mountain range.

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Least volcanically active continental landmass - There have been no volcanic eruptions in Australia for 5,000 years and there are only two active volcanoes in the country.

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Longest hug marathon sponsored by Durex - To promote their Embrace range product, Durex sponsored 12 couples to hug in Sydney’s Darling Harbour for 26 hours and 5 seconds.

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World’s largest ever toga party - University of Queensland Union and Queensland University of Technology threw a toga party with 3,700 people dressed in the Ancient Greek garb. 

(Photo: Flickr/CC by 2.0)

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Most people simultaneously slimed - Nickelodeon Australia slimed 3,026 people at the 2012 Nickelodeon Slimefest in Sydney.

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Largest piggyback race - There were 1,274 people who paired up for the world's largest piggyback race, organized by the Boy Scouts, in Pascoe Vale South, VIC in 2012.

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Most cars washed in eight hours (multiple venues) - Repco Australia and New Zealand washed 6,277 vehicles in Australia and New Zealand 89 stores during one eight hour shift in 2012. 

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World record for most people attending a business speed networking event - Accounting organization, CPA Australia, hosted the best attended business speed networking event in the world in the Hong Kong Convention and Exhibition Centre with 406 networkers meeting each other in 2013.

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Longest banana split - The record for the longest banana split is 8 km and was set at the Feast of the Senses Festival in Innisfail, QLD.

(Photo: Flickr/CC by 2.0)

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World’s largest amateur variety act in Australia - Schools Spectacular, by the NSW Department of Education, had 5,322 participants.

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Most pizzas made in one hour by a team - Domino's in Bundaberg, QLD made 837 pizzas in one hour.

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Tallest inflatable slide - The tallest inflatable slide was 22.4 m, built by Freestyle Slides and Xscape at the City at Belmont Park in Perth in 2016.

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Largest human wheelbarrow race - There were 1,554 participants in the worlds' largest human wheelbarrow race in Armidale, NSW in 2009.

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Fastest time trial in 1080° Avalanche (GameCube) - Andrew “MrMiyagi” Nguyen set the quickest time trial in 1080° Avalanche, with a time of 40.38 seconds, in 2010.

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Fastest speed for a surfboard towed by a car - Layne Beachley rode his surfboard attached to a car going 78.26 km/h at the Sydney International Regatta Centre in Penrith, NSW.

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Bravest donkey - Murphy, an Australian Army donkey, was awarded the RSPCA Australia Purple Cross for carrying wounded soldiers during the Gallipoli campaign in WWI.

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Largest game of heads or tails - In Gawler, SA, 1,775 people participated in the largest-ever game of heads or tails in 2017.

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Heaviest blueberry - Weighing in at 12.38g, David Mazzardis in Wilbinga, WA owned this heaviest-in-the-world fruit in 2018.

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Longest chain of marker pens - The Carine Primary School in WA lined up  7,210 pens in 2014 to make a total length of 77.29 m.

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Longest electric discharge to strike a swallowed sword - Chayne Hultgren had a 1.16 m electric discharge strike his sword as he swallowed it in Perth in 2013.

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Largest collection of coins from the same year - Samirbhai Patel has 51,504 Australian 5 cent pieces from the year 2005, the largest collection anywhere.

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Largest custard slice - Weighing a healthy 804.11 kg, made by Dulwich Bakery in Adelaide, the custard slice was 1.94 m by 6.04 m with a depth of 55 mm.

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Most pistol squats in one minute (male) - Ben Garard did 49 pistol squats in one minute in Sydney in 2017.

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Largest gathering of people dressed as Harry Potter - West Byford Primary School in Perth amassed 997 people dressed as Harry Potter, the largest ever of its kind, in 2017.

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Largest free floating soap bubble (indoors) - Measured at 19.8 metres³, Graeme Denton, otherwise known as Marty McBubble, created the largest indoor free floating soap bubble at Lockleys Primary School in Adelaide in 2017.

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Largest interactive weather report - The Weather Channel got 502 submissions from around Australia on the weather in 2010 to form the 'The BIG Report', later certified as the world's biggest interactive weather report.

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Most lights lit by pedal power - Siemens put together 120 bikes that riders used to power 35,028 lights in Melbourne in 2012.

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