Check out all the things we saw, heard and experienced while watching the iHeartRadio Music Festival and spending some time backstage.

Instead of taking the stage at the MGM Grand Garden Arena as country's undisputed queen, Swift opened this year's show as a music superstar pivoting unambiguously toward pop music, an effort punctuated by another live performance of her new smash "Shake It Off."

Rita Ora, Classixx, Cypress Hill, Weezer, Juanes, R3hab, John Mayer, Steve Aoki and Kanye West all turned in notable performances on day two of Los Angeles' Made in America. Read on for Billboard’s minute-by-minute highlights.

Made in America kicked off in downtown Los Angeles on Aug. 30 with an estimated crowd of 35,000 people who came out for performances by Imagine Dragons, Kendrick Lamar, Afrojack and more.

Listen to any SPICA record and one can instantly tell their pipes were inspired by the big divas who came before them. With singles that range from funk-pop to EDM to straight-up R&B;, we decided to pick Jiwon, Boa, Narae, Bohyung and Juhyun's brains to discover the singers they deem most inspirational in Billboard's 'Gimme Five' series.