Question: Which famous American DJ hosted the American Video Awards in 1983?
Context: The iHeartRadio Much Music Video Awards (also known as the MMVAs, and originally known as the Canadian Music Video Awards until 1995, and formerly and commonly known as the MuchMusic Video Awards) are annual awards presented by the Canadian television channel Much to honour the year's best music videos. The American Video Awards (19831987) was an annual music video award show taped for distribution to television.  "The" "First Annual American Video Awards" was hosted by radio personality Casey Kasem, and Kasem continued in his role as emcee of the show in succeeding years.  The first (1983), second (1984) and third (April 1985) shows were syndicated to television channels across the country.  "The Fourth Annual American Video Awards" (November 1985), however, was taped for broadcast on ABC to be aired during prime time, the first time that a video awards show was shown on prime time network television.  The fifth (1987) show again aired in syndication.  Two award ceremonies were held during 1985: the third annual ceremony was held in April 1985 and, because of contractual obligations to ABC, the fourth annual ceremony was held less than a year later, in November 1985. Kemal Amin "Casey" Kasem (April 27, 1932 – June 15, 2014) was an American disc jockey, music historian, radio personality, voice actor, and actor, known for being the host of several music radio countdown programs, most notably "American Top 40", from 1970 until his retirement in 2009, and for providing the voice of Norville "Shaggy" Rogers in the "Scooby-Doo" franchise from 1969 to 1997, and again from 2002 until 2009. John "JP" Poliquin (born August 24, 1986, in Vancouver, British Columbia) is a Canadian music video, commercial and feature film director.  He has directed music videos for bands such as Hedley, Finger Eleven, Mother Mother, and Carly Rae Jepsen, and his music video work has been nominated for awards at the Juno Awards, the MuchMusic Video Awards, the East Coast Music Association Awards, the PEI Music Awards, and the Leo Awards.  His video for Hedley "Anything" won Video of the Year, Pop Video of the Year and Your Fave Video at the 2014 MuchMusic Video Awards. Gift Iyumame Eke (née Uwame; born 18 November 1978), professionally known as Muma Gee ( ), meaning "do good Gift", is a Nigerian singer-songwriter, actress, businesswoman, fashion designer, television personality and politician.  She was born, raised, and resides in Port Harcourt.  Uwame's first taste of stardom came through her song "Kade", which became the title track of her first official album, released in 2006.  The single's accompanying music video directed by Wudi Awa, received five nominations, including two from the AMEN Awards (Best Picture and Best Costume) and one each from the Nigerian Music Video Awards, the Headies Awards, and the Sound City Music Video Awards. The award, UR Fave: New Artist, was an award presented at the MuchMusic Video Awards.  In the 2011 MuchMusic Video Awards the award was changed to "UR Fave: Artist".  The award can only be presented to an artist or group that originates from Canada.  The results are decided by an online poll.  The award was first handed out at the 2009 MuchMusic Video Awards. The Revolution is the debut studio album by Canadian rapper, Belly which was released on June 5, 2007 in Canada on Capital Prophets Records Inc..  The album became a commercial success a month after its release, when it was certified gold by the CRIA for shipping over 50,000 copies.  The lead single "Pressure" won Best MuchVibe video at the 2007 MuchMusic Video Awards and also peaked at #10 on the Canadian Singles Chart.  Also the album won the Rap Recording of the Year at the 2008 Juno Awards.  All videos for the singles received heavy rotation on Much Music.  In April 2008 for the 2008 MuchMusic Video Awards, "Ridin'" was nominated for 4 MMVAs and won 1 of them for best rap video.  "I'm the Man" was also nominated for 1 MMVA making Belly the only artist that year to be nominated in 5 categories. As of June 2017, Nigerian recording artist Wizkid has received a total of 43 awards from 157 nominations.  He is the recipient of two BET Awards, three Billboard Music Awards, two iHeartRadio Music Awards, one MTV Europe Music Awards, four MTV Africa Music Awards, one iHeartRadio Much Music Video Awards,two SoundCity MVP Awards, one African Pride Award, two MOBO Award, six The Headies Awards, two Channel O Music Video Awards, six Nigeria Entertainment Awards, two Ghana Music Awards, two Dynamix All Youth Awards, two City People Entertainment Awards, and a Future Award.  In addition, he has been nominated five times at the MTV Europe Music Awards, three times at the American Music Awards, once at the Grammy Awards, as well as four times at the World Music Awards. Channel O Africa Music Video Awards, once known as Spirit of Africa Music Video Awards, are Pan-African music awards organised by South Africa -based Channel O television channel.  The awards were first held in 2003 under the name Reel Music Video Awards.  Since 2005 the awards have been held annually.  The winners are voted by Channel O's viewers across the continent. The award for MuchMusic.com Most Watched Video is an award presented at the MuchMusic Video Awards.  The award is presented to an artist whose music video had the most views on the MuchMusic website.  The award was first handed out at the 2008 MuchMusic Video Awards.
Answer: Kemal Amin "Casey" Kasem