Full throttle: Demi Moore and Ashton Kutcher go jet skiing around their megayacht in the Caribbean

By DAILY MAIL REPORTER Let's go for a spin! Demi Moore and a friend set off on a jet ski ride, yesterday on the Caribbean island of St BartsWell, it stopped them from tweeting for a short while at least.And Demi Moore certainly looked like she was enjoying herself as she cruised the waters around St Barts on a jet ski.Wearing a body-hugging black wetsuit and life vest, the 48-year-old actress t...