Chrissy Teigen only announced her pregnancy last week, but she's already peppering her sharp sense of humor into the experience. The model has since tweeted a handful of pregnancy-related jokes, first about morning sickness, then about those inevitable cravings. Then, of course, she shut down all those twin theorists who came forward in the wake of her baby bump debut on Instagram. It's great to see Chrissy bring in her trademark funny-lady comments, especially since she recently opened up about her fertility issues. It looks like, though, all the fun has come to an end. Keep reading for the funny tweets, and a final tweet that makes us think our luck has run out.