A woman has revealed she's on a mission to get the world's biggest bum - and confessed she's spent over £100,000 on cosmetic surgery to achieve her goal. Natasha Crown says the "bigger the better" and wanted to go from an "athletic teen to curvy goddess" at the age of 18. Now aged 27, she has gone under the knife for five Brazillian Bum Lifts (BBLs) - a type of surgery where fat is taken from the stomach, lips, lower back or thighs and placed into the buttocks, resulting in a more hourglass