The song "Fact Rap Challenge" by JT Music is a fast-paced rap that presents a variety of interesting and sometimes bizarre facts. The lyrics touch on a wide range of topics, including historical events, scientific trivia, cultural references, and pop culture. The song starts off with a declaration that the lyrics will consist of facts, and then proceeds to present random facts one after another. These facts cover various subjects, such as physics (water freezing at 32 degrees Fahrenheit), architecture (the Eiffel Tower designer's fear of heights), and Paris attractions (over 300 illuminated sites). The lyrics also touch on the topic of parasites, mentioning tapeworms that can grow up to 50 feet long. This leads to a mention of the paris lights again. The song then shifts to discussing chrysanthemums, which are not only beautiful flowers but can also be consumed. The song encourages listeners to read books and gain knowledge, mentioning that caffeine is a diuretic and Australia lost a war against emus. The lyrics briefly touch on the M3 submachine gun and gunpowder's origin in China. The song takes a somewhat crude turn, mentioning Leonardo da Vinci's fondness for drawing explicit content and the large penis size of blue whales. It references Ricegum's response to iDubbz, comparing it to obnoxious facts. The lyrics then briefly mention flat earth believers, critiquing them, and dismissively mention the Paul brothers as poor role models. O.J. Simpson's guilt in his murder case, the meaning of the name "Khaleesi," and the cleanliness of garbage are mentioned in quick succession. The song then delves into the Battle of Pelusium, where the Persians used cats as a psychological weapon against the Egyptians. The high cost of ruby is mentioned, as well as the astronomical price of the chemical element californium. It then touches on the taboo of homosexuality in the Bible Belt and an ironic observation about their consumption of gay pornography. The song briefly mentions the weight of the internet and offers fitness advice for achieving a chest pump. It ends with trivia about dolphins having sex for pleasure and human eyeballs staying the same size throughout one's life. The song concludes with a mention of how the brain processes visual information. Overall, "Fact Rap Challenge" is a lighthearted and informative song that presents a series of random and often surprising facts, allowing listeners to learn interesting tidbits across various subjects.