STOCKTON (CBS13) – A Stockton high school got a special visit from TikTok’s biggest star and will get a private concert from The Chainsmokers on Tuesday.

The special event happened at Chavez High School thanks to the financial literacy company Step.

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Students across the country were competing to have the most sign-ups of the company’s app. The winner would get a private concert from The Chainsmokers as well as a special appearance by Charli D’Amelio.

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Earlier in May, the company announced that Chavez High had won.

Along with the concert, both Chavez High and the school district will get a $50,000 donation. The top referring Chavez High student will also get a $25,000 scholarship from Step.

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Step says their app aims to improve financial literacy in teens.