Luis Miguel, unrecognizable at 53: he revolutionizes his last concert by taking off his shirt and showing Marca USALuis Miguel exposes and spoils his fans with sensual dance in the full concert of MUNDO SPORTSAt the age of 53, Luis Miguel shows his steel stomach in full concert and causes a sensation among his fans in muse styleLuis Miguel unbuttoned his shirt in concert; taught abs Excelsior newspaperVIDEO: Luis Miguel blows his fans away by showing off his abs in full concert DIRECT LINE portalFor full coverage, see Google News 