Article continues below advertisementAriana Grande could barely contain her excitement when she spotted Leighton Meester and husband Adam Brody on the Critics Choice Awards red carpet on Sunday night, January 4. The pop star, 32, nominated for Best Supporting Actress for her role in Wicked: For Good, practically squealed, shouting, "I love you so much!" at the couple.Article continues below advertisementSource: MEGALeighton Meester was accused of mocking Ariana Grande on the red carpet.