Sibling mockery is everywhere.。

SEE ALSO:The 'Best Actress' losing nominees hugging it out might be the sweetest moment from this year's Oscars。

Margot Robbie gave an interview to MTV Australia on Monday for。 Peter Rabbit。.。

This wasn't your average interview however. MTV had a surprise in store in the form of Robbie's brother Cameron, who acted as interviewer. 。

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Being a true sibling, Cameron reminds his sister to calm down as the interview is a "professional situation." 。

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As far as sibling savagery goes, Robbie got off pretty lightly.。

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TopicsCelebrities 。