Vastavam web: Singer Katy Perry’s upcoming “Witness Tour” has been postponed due to “unavoidable production delays”.The concert, which was originally planned to begin on September 7 in Columbus, Ohio, will now open on September 19 in Montreal, Canada.”Due to unavoidable production delays, major elements of my tour stage design could not be available for me to rehearse on until this week. I’ll be spending the next few weeks taking the time to properly prepare the show to be an experience I am proud to share with you. “I’m sorry for any inconvenience this causes, but hope everyone who sees the show will agree it was worth the wait.Earlier, the “Chained To The Rhythm” singer had posted “The Good News” with respect to her tour. 5) Helen Hunt and her partner Matthew Carnahan quits after 16 years Vastavam web: Oscar-winning actor Helen Hunt and her partner and producer Matthew Carnahan called it quits after 16 years together.They had a rocky relationship and many offs and ons over the years. They stayed together as long as they did because of their daughter,” a source close to Hunt told E! News.Hunt, 54, and Carnahan, 56, had been together since 2001.