PHOTOS: iHeartRadio's Jingle Ball Tour Brings Music's Biggest Stars To Boston

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Iggy Azalea & Charli XCX perform onstage together at KISS 108’s Jingle Ball 2014, presented by Market Basket Supermarkets at TD Garden on December 14, 2014 in Boston, MA (Benjamin Esakof/Roman's Rap-Up).

iHeartRadio's annual Jingle Ball Tour lit up Boston's TD Garden on December 14th, 2014, bringing with it some of the industry's current heavy-hitters. Kiss 108's Jingle Ball featured performances by Charli XCX, One Republic, Rixton, Shawn Mendes, Kiesza, Iggy Azalea, Meghan Trainor, Jessie J, Calvin Harris, Magic!, 5 Seconds of Summer and special guest host Nick Jonas.

Check out the photo galleries below to see all the action from on-and-off stage:

5 Seconds Of Summer:

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Iggy Azalea with Charli XCX:

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Meghan Trainor:

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Kiesza:

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Lil Jon:

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Jessie J:

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One Republic:

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Rixton:

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Shawn Mendes:

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EXCLUSIVE: Rixton Talks New Music, Touring & More In Interview

We caught up with Rixton backstage in Boston Wednesday evening for the opening night of their "Broken Heart" tour. The boys opened up about their inspirations for writing, touring, and even revealed secret nobody knew about them. Check the full interview above.