On Mon., Sept. 29 R&B gal Janet Jackson postponed her scheduled show in Montreal, Canada and headed to a nearby hospital where she checked out of later in the day.  Currently on the Rock Witchu Tour with LL Cool J, Jackson canceled shows scheduled for tonight in Boston and Thurs., Oct. 2 in Philadelphia. Her next stop is set for  Sat., Oct. 4 in Greensboro, NC. So far, it hasn't been canceled. North Carolinians keep your fingers crossed! For more on this story, read here.