When Will achieved millionaire status, he certainly wasn't shy about splashing his cash. As well as generously treating his friends and family to lavish gifts, the rising star splurged on cars, houses, clothes, and jewels for himself.
However, Smith failed to pay his taxes, and, by the time he was 21, he owed $2.8 million to the IRS – or around $6.9 million (£5.4m) today –and was left totally broke.
Opening up about his former financial ruin on his YouTube channel, Smith once said: "Being famous and broke is a ****** combination because you're still famous and people recognise you, but they recognise you while you're sitting next to them on the bus."