Some people get to a level of wealth where they hardly need to be frugal, but still live very comfortably.
http://money.ca.msn.com/savings-debt/gallery/15-billionaires-who-live-frugally
It all seems to be relative thing, once again.
http://www.investopedia.com/slide-show/frugal-billionaires
If one has a billion dollars or more in net worth, but lives in the 100 million annual budget dollar range, they have a reasonable probability of never spending more than what they have coming in.
http://www.eventualmillionaire.com/blog/millionaire-case-studies
Whether a persons annual income is 100, 10 or 1 million, as long as they don't spend more than their income, they should be OK.
http://www.thefrugalmillionaires.com, http://www.ehow.com/how_5053247_live-like-frugal-millionaire.html
Whether is owing & managing a company or being in the entertainment business or practically anything, there are always annual operating & living costs.
http://www.finance-lib.com/financial-term-negative-cash-flow.html,
http://www.getrichslowly.org/blog/2012/01/10/frugal-advice-from-millionaires
Some people feel that if they live in the lime light or are just popular persona, they have to live LARGE, but that's not always the case.
http://www.bargaineering.com/articles/frugal-tips-millionaires-billionaires.html
Plus, there is also the possibility of unexpected costs that can pull a person or a company down.
http://www.entrepreneur.com/article/224209
Occasionally, Marriage & Divorce can financially & emotionally ruin people. Sometimes people want to be with someone, but not officially married. Oprah_Winfrey & Stedman_Graham are an example.
"Oprah Winfrey has a net worth of $2.7 billion and salary $315 million per year."
http://www.celebritynetworth.com/richest-celebrities/actors/oprah-net-worth
http://www.forbes.com/profile/oprah-winfrey,
http://www.therichest.org/celebnetworth/celeb/media-mogul/oprah-winfrey-net-worth,
http://jfmoneymatters.blogspot.ca/2013/01/oprah-in-vancouver-bc.html
http://jfmoneymatters.blogspot.ca/2013/02/cash-and-credit.html
