Pete Davidson says he braced for Ariana Grande to break off their engagement when her longtime ex-boyfriend, Mac Miller, died of an accidental overdose.. During a recent interview, radio personality Charlamagne tha God asked how Miller's death affected their relationship, especially with Grande mourning him so publicly. "I totally got it. 'Cause we were only together for a few months — she'd Singer Ariana Grande has posted on social media about her ex-boyfriend Mac Miller's death. In the first public statement since he died of a suspected overdose last week, Grande .

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