Olivia Culpo’s birthday came with an extra gift. The former Miss Universe winner and her 49ers star husband, Christian McCaffrey, announced on Friday they are having a second child together. Culpo happened to be celebrating her 34th birthday when she shared the news that she’s expecting. “Best birthday gift ❤️ Baby #2 coming soon 🥹,” Culpo wrote in an Instagram post that featured a picture of her kissing McCaffrey. The snap, which also included their daughter Colette Annalise, and their golden doodle, Oliver Sprinkles, included sonogram photos of the baby on the way. Christian McCaffrey and Olivia Culpo attend the 2022 Vanity Fair Oscar Party Hosted by Radhika Jones at Wallis Annenberg Center for the Performing Arts on March 27, 2022 in Beverly Hills, California. WireImage The couple did not disclose the sex of the child or the due date. The congratulations come rolling in, including from Kristin Juszczyk and Claire Kittle, the wives of 49ers stars of Kyle Juszczyk and George Kittle.…