Why We’re Happy Being Sad: Pop’s Emotional Evolution Usually the Listen Now button is the best way to go for NPR stories, but the videos in the midst of the transcript are educational, too. Scroll down. Especially the first video (interesting source)—watch to the end!
There’s more about Petula Clark on NPR’s site. Here’s a very recent story in which she mentions Amy Whinehouse and Adele, among others. After Decades, Miss ‘Downtown’ Hits Midtown In Cabaret