TNT Boys suprised by Ariana Grande

Filipino boyband TNT Boys was surprised when Ariana Grande appeared while they were performing in “The Late, Late Show with James Corden.”

The breakout act consisting of Keifer Sanchez, Mackie Empuerto and Francis Concepcion were belting out their rendition of Jennifer Hudson’s “And I Am Telling You I’m Not Going” when the pop star appeared onstage.

Disbelief were etched on their faces as Grande joined them and started singing but the trio continued their performance.

The 25-year-old pop icon expressed her love for the young singers saying, “I am obsessed with you, guys. You are so incredible. That was so beautiful.”

The TNT boys appeared as contestants on the American talent show “The World’s Best.” They rose to fame as contestants on “Tawag ng Tanghalan Kids.”