Art connoisseurs could only watch in horror as an expensive piece was shredded before their eyes. No sooner did the gavel come down to mark the sale of Banksy's "Girl With Balloon" for a record $1.4 million, did the picture start to slip out of its frame into shreds below. The anonymous artist claims to be behind the stunt. He says he built the shredder into the painting's frame in case it ever sold at auction. InsideEdition.com's Mara Montalbano (http://twitter.com/MaraMon...) has more.