The TNT Boys performed “And I Am Telling You” on CBS’ “The Late Late Show with James Corden.”
Halfway through their performance, Ariana Grande surprised the bigshot trio and performed with them.
After the filming proper, Ariana spent time to talk and take photos with Francis, Keifer, and Mackie. She later admitted she was nervous to actually sing with them, and expressed that they found the trio “incredible.”
Read on PUSH: TNT Boys meet Ariana Grande on ‘The Late Late Show With James Corden’