Question: Hell on Earth is a series by the author of what nationality?
Context: G-Men from Hell is a 2000 American comedy film directed by Christopher Coppola and written by Robert Cooper, Richard L. Albert, and Nicholas Johnson.  It is based on Michael Allred's comic book series "Grafik Muzik".  It stars William Forsythe and Tate Donovan as two violent FBI agents who die, go to hell, and escape back to Earth, where they become embroiled in a mystery. Hell on Earth is the dark paranormal series by Jackie Kessler.  It focuses on the former succubus Jezebel, now the mortal Jesse Harris, as she tries to avoid her Hellish past and learn how to be truly human.  Hell, however, wants Jesse back, which is really putting a crimp on her human life. "Hell on Earth 2006" is the eleventh episode in the tenth season of the American animated television series "South Park".  The 150th episode of the series overall, it originally aired on Comedy Central in the United States on October 25, 2006.  The episode was written and directed by series co-creator Trey Parker, and revolves around Satan having a huge party on Earth.  It in-part parodies the television series "My Super Sweet 16" and the comedy group The Three Stooges.  The episode received generally positive responses from critics; however, it sparked controversy shortly after its initial airing due to the Steve Irwin joke it contained. 23 Minutes in Hell is a personal book written by Protestant Christian Bill Wiese and published in 2006.  The book recounts what the author claims were his experiences in Hell in 1998.  The book and the underlying story within it are the topic of a series of speaking tours given by Wiese, predominantly to Protestant churches and other Christian organizations.  He says his visits to Hell were out-of-body experiences that were also visions, one lasting 23 minutes and the other 10 seconds. B.P.R.D. Hell on Earth: New World is the first trade paperback collection in the "Hell on Earth" cycle of the "B.P.R.D." series. Fire and Blood is a double-DVD from American heavy metal band Manowar.  The first DVD is a documentary that features part 2 of the series "Hell on Earth".  With almost two hours of running time "Hell on Earth Part 2" documents the 1998 "Hell on Stage" European Tour with almost 30 shows.  The second DVD, "Blood in Brazil" is their live performance at the Philips Monsters Of Rock in São Paulo, Brazil on September 26, 1998.  This was the first a complete concert performance captured in the band's career. This is a list of all the antagonists and protagonists in "The Power of Five" series by Anthony Horowitz.  The series chronicles the war between the Old Ones and the Five Gatekeepers.  The Five are Matthew Freeman/Jesus, Pedro/Inti, Scott and Jamie Tyler (Flint and Sapling) and Scarlett Adams (Scar, or Lin Mo, the Chinese goddess of the sea).  The Old Ones ruled the world for eighty years at the dawn of humanity, but the Five defeated them, and threw them into Hell, causing the demons to await their return for millennia.  Two gates were built in between Earth and Hell to keep the Old Ones out - these are the focus of the series and consist of Raven's Gate, and the Nazca Desert, which is the second gate. Jackie Kessler (born December 8, 1970) is the American author of the "Hell on Earth" urban fantasy paranormal romance series published by Kensington/Zebra.  To date, the books include "Hell's Belles" (January 2007; mass-market reissue in September 2008), "The Road to Hell" (November 2007) and "Hotter Than Hell" (August 2008), as well as a tie-in novella in the anthology, "Eternal Lover" (April 2008).  She has had numerous short stories published in various magazines, including "Realms of Fantasy" and "Farthing".  In 2009, Kessler published the superhero novel "Black and White" with co-author Caitlin Kittredge.  The sequel, "Shades of Gray", was released in 2010. B.P.R.D. Hell on Earth: Gods and Monsters is the second trade paperback collection in the "Hell on Earth" cycle of the "B.P.R.D." series. Your Pretty Face Is Going to Hell is an American live-action television series on Cartoon Network's late night programming block, Adult Swim.  The series made its official debut on April 18, 2013, on Adult Swim.  The show is a live-action workplace comedy about Gary, an associate demon, as he attempts to capture souls on earth in order to climb the corporate ladder of the underworld.  Gary hopes to advance in Hell, but he may be too stupid, lazy and kind-hearted to realize his dreams of promotion.
Answer: American