Got your heart set on buying a Tesla Model 3? Then you'll have to extra-patient. According to Elon Musk, a staggering 455,000 motorists are on the waiting list, meaning they may have to hold on for two years or more until they get their electric car. Tesla's Model 3 isn't the only super-desirable thing people are prepared to wait ages for. From next season's 'It' fashion items to the world's most wanted season tickets, we reveal 25 products and experiences with ridiculously long waiting lists.