John Legend was ironing his clothes half-naked when he met his future wife Chrissy Teigen. The crooner, 45, first met the 38-year-old model in 2006 on the set of his ‘Stereo’ music video and has now opened up about how it was an unusual encounter as the promo was so low-budget. He told People: “As soon as I met Chrissy, she had this infectious laugh. She just lit up the room. “When she met me, I think I was shirtless ironing my own clothes because we didn’t have a stylist for the shoot. It was very low budget. “I styled myself, ironed my own clothes. She walked in, and that’s how we met. “I’m …