MEGHAN TRAINOR REACTS TO K-POP [BTS BLACKPINK + TWICE]orangecat367 (35)in #meghan • 6 years ago Watch Meghan Trainor's reaction to K-Pop legends BTS, Blackpink, and Twice! Meghan reacts to BTS “Blood Sweat & Tears,” Blackpink's “Whistle” and Twice's ... #trainor #reacts #to