Shawn Mendes - 'Mercy' live at the 2017 iHeartRadio Awards.

Shawn Mendes - 'Mercy' live at the 2017 iHeartRadio Awards.

Shawn Mendes made an appearance at the 2017 iHeartRadio Awards held in Los Angeles earlier today, to perform his single 'Mercy' to an audience of adoring fans.

Watch the performance below...

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COUP DE MAIN’S TRUE JAMS PLAYLIST

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