Beyonce Knowles New York- Arabstoday Beyonce showed off her post baby weight as she stepped out for the first time since giving birth to daughter Blue Ivy on January 7. The 30-year-old entertainer came out to support hubby Jay-Z at his Carnegie Hall concert, which benefited United Way of New York City and his The Shawn Carter Foundation. Beyonce opted for a figure-hugging Alice by Temperley dress with Ofira & Lorraine Schwartz jewelry, an Alexander McQueen clutch, and Christian Louboutin heels. After Jay-Z's concert Beyonce accompanied him to the 40/40 Club, where the power couple hosted an after party.