Jenna Bush Hager partied hard in New York City with some of her Today Show cohosts on Thursday evening, but one star was missing.The Today with Hoda and Jenna star was joined by her friends and colleagues Savannah Guthrie, Dylan Dreyer and Sheinelle Jones as they celebrated the fourth anniversary of her book club, Read with Jenna. However, there was no sign of her close friend Hoda Kotb, presumably as she still prioritizes time with her family after a health scare involving her daughter.See how the Today Show marked the occasion of Jenna's book club's fourth birthday while Hoda was away last week in the video below.WATCH: Today celebrates Read with Jenna live on airReturning to the 41-year-old's celebration on Thursday evening, she and her friends were joined by numerous other authors, stars and friends at the party.