"We are all so lucky to know and be loved by you," the 'Wicked' actress wrote Ariana Grande is celebrating her brother ...

Her performance in “Wicked” was nominated for an Oscar—but true fans already knew she was a gifted comic actress ...

Ariana Grande stepped out in London to celebrate her Oscars nomination with Ethan Slater, wearing a gorgeous pink ...

Ariana Grande and Ethan Slater became friends while filming "Wicked" then later fell in love. Get to know their relationship ...