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Frankie Grande gives Ariana Grande advice about Drake Bell!

7 'Big Brother' Frankie & Ariane Grande Brother/Sister Moments That Prove They're the Cutest — PHOTOS

No sibling rivalry here: Ariana Grande was pictured backstage of the Rock Of Ages musical on Broadway while visiting her older brother Frankie J. Grande on Sunday

Ariana Grande visits brother backstage at Broadway show Rock Of Ages

ariana grande rock the red carpet and with her brother Frankie Grande

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Cause we're collecting moments, tattoos on my mind