Ariana Grande & Boyfriend Big Sean Hold Hands On Stage at Grammy Christmas Concert!

Ariana Grande and Big Sean hold hands while walking off the stage together after performing at the 2014 A Very Grammy Christmas Concert on Tuesday (November 18) at the Shrine Auditorium in Los Angeles.

The 21-year-old singer wore two sexy outfits during the event – a sleek red dress for her performance with Sean and a frilly white outfit for her solo performance of “Santa Tell Me.”

PHOTOS: Check out the latest pics of Ariana Grande

“congrats to my friend @charliewalk for being honored by Musicians On Call. you’re the best. thankful for all u do,” Ariana tweeted that day to help support her Republic Records EVP.

10+ pictures inside of Ariana Grande and Big Sean performing at the concert…