Pop singer Ariana Grande has ben hailed as the next big diva to hit the music scene. At a recent ?Women of Soul? concert held at the White House, Grande proved all of the praise true. The 20-year-old brought the intimate audience to their feet with performances of Whitney Houston?s ?I Have Nothing,? ?Tattooed Heart,? and ?Proud Mary.?

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Clad in a floor-length black dress, Ariana walked to the stage and melted hearts when she asked the crowd and the First Couple how they were doing. ?Mr. President, Mrs. Obama, what’s up, how are ya? What’s up?  It’s all good?”

After the brief laugh, Grande launched into Whitney Houston?s hit song ?I Have Nothing.? The young chanteuse got a standing ovation from the audience. Patti LaBelle even gave her the ?Chile, I?m scared of you? look. Later, Ariana made her way back to the stage to perform her single ?Tattooed Heart? from her…