Weekly Global News Wrap Up: Pizza Hut launches new oven-hot delivery system; Carl's Jr. courts Amazon on Twitter; Starbucks tops survey of teen preferences

Here is a summary of the most interesting QSR news stories of the week from around the world.

According to a release from PR Newswire, KFC US has cooked up vintage-inspired Colonel Sanders Halloween costumes and limited-edition trick-or-treat buckets. Starting October 11, KFC fans can purchase the Colonel Sanders costume kits on the brand's recently launched online merchandise shop, KFCLimited.com. The custom Halloween buckets come in five different designs, featuring the Colonel dressed in Halloween costumes, including: mummy, astronaut, cat, firefighter, pirate, cowboy, werewolf, robot and vampire.

According to a release from PR Newswire, Pizza Hut US has introduced its new "oven hot delivery system" with limited-edition "Pizza Parka" featuring same materials used in new hot pouches, and a new system which includes thousands of new drivers and algorithm designed to improve speed of delivery. The new and improved Pizza Hut pizza boxes feature thicker sides to lock in heat and keep the pizza in place throughout the delivery process across all 6,300 U.S. Pizza Hut restaurant locations.

According to Business Insider, Starbucks has topped Piper Jaffray's biannual survey of teen preferences, six years in a row. The Top 5 fast food chains preferred by teenagers include: Starbucks, Chick-fil-A, McDonald’s, Olive Garden, and Buffalo Wild Wings.

According to Geekwire, fast food chain Carl’s Jr. has expressed its interest on being bought by the tech giant Amazon. In a series of tweets, the burger joint is using the hashtag #AmazonBuyUs to attract the attention of the Seattle-based tech giant. The ideas include such things as a “Tender Button” which users can push to get a tender; the self-driving restaurant; a happy drone hive which serves as a docking spot for the Amazon drone fleet; and more.

According to Fast Company, Facebook has made partnerships with services including EatStreet, Delivery.com, Chownow, and Olo, as well as restaurants like Papa John’s, Five Guys, and Panera. Users will be able to use the Facebook app to order delivery food. This new service, called “Order Food,” lets people see what restaurants are nearby and then order food.