Piers Morgan Labels Demi Lovato 'Stupendously Dumb' Following 'Triggering' Fro-yo Shop Complaints Celebrity The controversial TV personality also accuses the 'Heart Attack' hitmaker of trying to bully the family-run company using the power of millions of followers on her social media accounts. Apr 20, 2021 Piers Morgan has a few choice words for Demi Lovato after the singer called out a frozen yoghurt joint in Los Angeles. The former "Good Morning Britain" host dubbed the "Sober" songtress "stupendously dumb" for criticizing The Bigg Chill over the frozen yogurt shop's method in advertising their diet products. Weighing on the matter, Piers wrote in his recent Mail Online column, "I was triggered by Ms Lovato herself." He went on to say, "The more this repulsively arrogant woman attacked this lovely little store in her staggeringly unhinged and delusional manner, the more furious I became."