Learning from the best: The 21-year-old, who won his first Grammy during the evening for Where R U Now, taught his brother how to pose

Justin Bieber won his first ever Grammy during the evening, in the form of Best Dance Recording for his smash hit song Where Are ü Now with Skrillex and Diplo. He also performed the song along with an acoustic version of Love Yourself.

The 21-year-old brought his adorable six-year-old brother Jaxon as his plus one for the evening, and the siblings sweetly posed together in their tuxedos.

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