Justin Bieber is touring the country these days with his “Purpose” tour – but between performances, he’s finding the time to throw some punches with his boxing trainer. Thankfully, he’s doing it shirtless.

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Justin Bieber boxing
Photo: Instagram

It all started off a couple of days ago, when Bieber was still fully dressed, messing around with “Doc” –

Then, the shirt came off – and Bieber went into full-on boxing mode:

He’s giving it his best:

In this one, he manages to give his trainer a good blow:

And then, the trainer returns the favor: