A crash course on the catwalk! Heidi Klum taught Howie Mandel how to walk in heels, sharing the video via Instagram. And surprise, surprise: people have some question on how the lesson came about.

We slopped around in slippers during lockdown then teetered about in the highest heels as part of the trend for revenge shopping and event-dressing post-pandemic. But now? It seems shoppers have ...