Jason Derulo shows off his infectious smile while attending the first night of the 2014 iHeartRadio Music Festival held at the MGM Grand Garden Arena on Friday (September 19) in Las Vegas.
Taylor Momsen was also seen stepping out on the carpet that night with her band The Pretty Reckless.
Jason hit the stage during the first night of the festival for a high energy performance. He showed up as a surprise guest and sang his hit “Talk Dirty.”
Taylor performed for the crowd at the village stage the next day. See photos below in the gallery!
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