Can You Identify Nick Jonas' Killer Arms?

Think you can tell the difference between his bulging biceps and these other stars' muscles? Let's see...

Can You Identify Nick Jonas' Killer Arms?
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Nick Jonas has great arms. So does Zac Efron. As does Michael B. Jordan. Can you tell the difference?

The grown-up JoBro had fans talking (and drooling) at the 2018 Billboard Music Awards when he showed up looking extra swole.

Sure, he's been looking ripped recently, but it really does look like he kicked things up a knotch at the gym.

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