Chrissy Teigen has taken to Instagram to share the first picture of her newborn daughter Luna. The 30-year-old model and her husband, John Legend, 37, welcomed Luna Simone Stephens last week and proud mother Teigen has taken to Instagram to share a sweet picture of herself with the tot. Teigen's picture shows her cradling the tot and is captioned: "hi my lulu!"The couple announced the birth over the weekend, with Teigen writing on Instagram: "She's here! Luna Simone Stephens, we are so in love with you! And sleepy. Very sleepy."And John tweeted: "Our new love is here! Luna Simone Stephens, born on Thursday, the 14th. We couldn't be happier!"The tot weighed 6lbs 11oz, according to Teigen's Instagram post. Teigen previously revealed she chose a female embryo while undergoing fertility treatment. She said: "I've made this decision. Not only am I having a girl, but I picked the girl from her little embryo. I picked her and was like, 'Let's put in the girl.'"I think I was most excited and allured by the fact that John would be the best father to a little girl. That excited me," she explains. "It excited me to see ... just the thought of seeing him with a little girl. I think he deserves a little girl. I think he deserves that bond."And Teigen is also planning to give her daughter a younger brother one day too.Chrissy Teigen sought baby advice from President ObamaChrissy Teigen asked President Barack Obama for advice on naming her baby - because she hoped his approval would convince husband John Legend to agree with her choice.She added: "A boy will come along. We'll get there too, so it's not like we really have to pick."But he definitely is very lucky to have a little girl. And this girl is going to be so completely lucky to have John as her papa - it's crazy!"..