The last refurb at the MGM Grand was 13 years ago, with the latest makeover creating extra suites and ‘disco era charm’ Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice MGM Grand's main tower rooms were last refreshed 13 years ago at a cost of $160 million, but that's a