Get ready! On September 23-24, Clear Channel Communications, Inc. will host a two-day concert extravaganza with featured acts Lady Gaga, Coldplay, Black Eyed Peas, and Jennifer Lopez at the Las Vegas MGM Grand Garden Arena. The occasion? CCE is revamping its iheartradio application to compete with Pandora. With a concert like this, it is a good idea to head to the MGM Grand in Vegas if you like the lineup. We even have a promo code for you if you book one of MGM Grand’s Premium Suites that includes nightly access for two at Studio 54 or Tabu: MKT312 (Expires 1/31/12).