Carrie Underwood has “lost respect” for some of her favourite artists after hearing them perform live. The 39-year-old singer has been left disappointed after going to concerts and finding the performers in question are not able to show off the same strength in their vocals as they do on their records. She said: “I love to sing, and I’ve always taken pride in the work I’ve put in on my vocals. I do want to sound good. “Growing up and going to concerts or seeing my favourite artists on TV, if they didn’t sound like they were supposed to sound, it was always so deflating. ” I’d lose respect for …