Welcome to Cheat Sheet, where we give you all the intel you need about iconic franchises! In honour of its fifth instalment heading to cinemas, this month we're looking at the beloved and long-running prank series Jackass.Perhaps the greatest feat of prank franchise Jackass is that the crew of skateboarders and dropouts parlayed gross-out hijinks into a nearly three-decade career of shocked testicles, fractured bones, split skin and, in one unfortunate case, a torn urethra.Beginning with a breakout 2000s TV series, Jackass has evolved into a five-film, multi-special cultural touchstone that spawned numerous spin-offs and hundreds of imitators (with some even ending up in official Jackass productions).From its creation, the Jackass crew attempted to immortalise the natural pursuit of young people without fully formed frontal lobes: throwing yourself into situations just to see how they'd play out.Now, 25 years down the track and with Jackass: Best and Last heading to theatres, here's what you need to know about the franchise that delighted teens and terrified parents.Jackass's journey to TV nuisance can only be described as a serendipitous meeting of puerile minds The Jackass crew, which included fellow skate culture ring-ins Steve-O and Ryan Dunn, became overnight stars with Knoxville gracing the cover of Rolling Stone within the year.Over 18 months, the Jackass crew pumped out 25 episodes of themselves being shot out of cannons, gored by bulls, turned into human barbecues and being inundated by various bodily fluids.But their success was a double-edged sword