New Car 2018 - The World Fastest Rapper. 10 Rappers In The Guinness Book Of World Records - 9. Twista: The Chicago native Twista was entered into the 1992 Guinness Book for being the fastest rapper in history, at a rate of 11.2 syllables per second. 8. Chiddy: Chiddy of the rap duo Chiddy Bang holds the most recent Guinness record for longest rap freestyle.. World's Fastest Rapper [Guinness Primetime] - Duration: 4:59. Rebel XD 7,565,029 views. 4:59. JOHN CENA RAP BATTLES A FAN - Duration: 2:54. Film students dissolved in acid by Mexican rapper | KATU - MEXICO CITY (AP) When three film students went to tape a college project in the western Mexico city of Guadalajara, they wound up crossing paths with another young man with dreams of celebrity, a 24-year-old rapper who had built a YouTube channel with mor. possible. Before making a suggestion for a rapper to enter the list, first check if he is a rapper. And try not to self-advertise to much.-Also, sorry for some low quality images, some rappers on the list are really underground and it's hard to find a good picture of them.-You might have noticed that the timer doesn't go beyond .25 tenth of seconds. Mexican students allegedly dissolved in acid by You Tube - US & World Mexican students allegedly dissolved in acid by You Tube rapper who worked for cartel.