evidence: The iconic singer landed in a Monte Carlo hospital Saturday after a health scare that forced him to cancel a show that night. [...] He was suffering from severe hydration, according to his spokesman, saying Jones had performed several recent festival shows in the "throes of high summer heat" (and not just from the panty-tossing audience members) and had suffered ill effects. "Sir Tom was ordered by doctors not to perform in Monte Carlo yesterday evening, due to severe dehydration," the publicist said. "There are no heart problems, as has been reported in the press."