Question: When did the location of The 2016 iHeartRadio Music Award open?
Context: The 2016 iHeartRadio Much Music Video Awards (commonly referred to as the iHeartRadio MMVAs) were held on June 19, 2016 outside 299 Queen Street West in Toronto, Ontario, and hosted by Gigi Hadid. The Chainsmokers is an American DJ/production duo consisting of Andrew Taggart and Alex Pall.  The EDM-pop duo achieved a breakthrough with their 2014 song "#Selfie", which was a top twenty single in several countries.  Their debut EP, "Bouquet" was released in October 2015 and featured the single "Roses", which reached the top 10 on the US "Billboard" Hot 100. " Don't Let Me Down" became their first top 5 single there and won the Grammy Award for Best Dance Recording at the 59th awards ceremony, while "Closer" became their first number-one single on the chart.  They have also won an American Music Award and five iHeartRadio Music Awards.  The duo's second EP "Collage" was released in November 2016, succeeded by the release of their debut studio album, "Memories...Do Not Open", in April 2017. iHeartRadio Music Awards is a music awards show that celebrates music heard throughout the year across iHeartMedia radio stations nationwide and on iHeartRadio, iHeartMedia's digital music platform.  Founded by iHeartRadio in 2014, the event recognizes the most popular artists and music over the past year as determined by listeners.  The inaugural event was held on May 1, 2014 at the Shrine Auditorium in Los Angeles.  The 2014 and 2015 iHeartRadio Music Awards were broadcast live on NBC.  The fourth annual iHeartRadio Music Awards was held on March 5, 2017 at the Forum and for the second straight year, Turner networks simulcast the event on TBS, TNT and truTV.  The trophy is manufactured by the New York firm Society Awards. The 2016 iHeartRadio Music Awards was the third music award show presented by iHeartMedia's platform iHeartRadio and was televised live on TBS, TNT and truTV.  The awards was held on April 3, 2016, at The Forum in Inglewood, California, and was hosted by American singer Jason Derulo. The Forum is a multi-purpose indoor arena in Inglewood, California, adjacent to Los Angeles.  Located between West Manchester Boulevard, across Pincay Drive and Kareem Court, it is north of the under-construction Los Angeles Stadium at Hollywood Park and the new Hollywood Park Casino.  It is about three miles east of Los Angeles International Airport.  Opening on December 30, 1967, the Forum was an unusual and groundbreaking structure.  Architect Charles Luckman's vision was brought to life by engineers Carl Johnson and Svend Nielsen, who were able to engineer the structure so that it had no major support pillars.  This had previously been unheard of in an indoor arena the size of the Forum. The 2015 iHeartRadio Music Awards was the second music award show presented by iHeartMedia's platform iHeartRadio and NBC.  The awards were held on March 29, 2015, at the Shrine Auditorium in Los Angeles and were hosted by Jamie Foxx. The 2014 iHeartRadio Music Awards, was the inaugural music award show presented by iHeartMedia's platform iHeartRadio and NBC.  The awards were held on May 1, 2014, at the Shrine Auditorium in Los Angeles.  The awards show was announced on February 26, 2014.  The nominations were compiled by the results of Mediabase charts, listener feedback and digital straming data from the iHeartRadio platform and announced on March 26, 2014.  The awards recognized the biggest artists and songs of the year.  The show was directed by Hamish Hamilton.  The voting took place on iHeartRadio's official webpage except for the "Instagram Award", where voting took place on social network Instagram. The iHeartRadio Music Festival is a two-day music concert festival held each year in September since 2011 by iHeartRadio in Las Vegas, Nevada, United States. 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. The iHeartRadio Fiesta Latina is a music festival sponsored by iHeartRadio.  The inaugural 2014 edition was held for November 22 at The Forum in Inglewood, California, near Los Angeles.  It was produced in association with Live Nation Entertainment.  The festival is "a spin-off of the highly successful iHeartRadio Music Festival" dedicated to Latin music.
Answer: December 30, 1967