"Happy birthday to this beautiful human being @frankiejgrande ... and bringing so much joy everywhere you go!!!" she continued. Related: Ariana Grande's Brother Frankie and Her Boyfriend Ethan Slater ...

"Happy birthday to this beautiful human being @ ... and bringing so much joy everywhere you go!!!" she continued. Ariana Grande/Instagram "You are sunshine personified and we are all so lucky ...

Ariana Grande is celebrating her brother Frankie on his special day! On Friday, Jan. 24, the Wicked actress paid tribute to her brother on her Instagram Stories in honor of his 42nd birthday. "Happy ...