Includes the first three movies in the I Know What You Did Last Summer horror series. I Know What You Did Last Summer: Last summer, four friends made a desperate pact to conceal a shocking secret. But now, someone has apparently learned the truth. I Still Know What you Did Last Summer: The horror of last summer stalks Julie James and her friends in the Bahamas! I Always Know What You Did Last Summer: The latest installment in the "I Know What You Did Last Summer" horror franchise features a hot young cast in a story about a group of small town teens who accidentally kill a fellow friend in a 4th of July prank.