This year's Boston Calling music festival is kicking off Friday, with big-name acts like Luke Combs, Dave Matthews Band and Fall Out Boy set to headline this Memorial Day weekend.

And there's a bit of breaking news about the festival, as organizers said well-known rap group TLC, which was slated to perform on Friday night, dropped out at the last minute "due to an unexpected medical circumstance."

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A short time later, Boston Calling shared on social that Dalton & the Sheriffs had been added to Friday's lineup.

Billed as New England's largest music festival, the event features multiple stages, a ferris wheel, local artists and dozens of local food vendors. It runs Friday through Sunday at the Harvard Athletic Comple

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