Subscribe | UPI Odd Newsletter Subscribe HAIFA, Israel, June 23 (UPI) -- An Israeli elementary school apologized to parents after DVDs distributed to sixth grade students were found to contain pornographic videos. The school in Haifa sent a text message to parents warning them not to allow their children to watch the discs, which were supposed to depict scenes from a recent graduation party. Advertisement About 90 students received the DVDs, which were prepared by a contractor, as part of the school's celebration of national "Hug Day" in Israel. The school said the contractor recorded the party video on DVDs that were previously used to store pornographic videos, portions of which were found to play after the end of the school party footage. The text message called on parents to return the DVDs and officials said the students will be given corrected copies of the party video. Read More Oregon high school apologizes after students get porn emails German mayor's Facebook screenshot reveals he was looking at porn Porn site holds Barriere Chamber of Commerce domain hostage