Happy Birthday, Beyonce! Queen B kicked off her birthday celebration at Made In America, an annual music festival in Philadelphia founded by her husband, Jay-Z. The rapper headlined the Sunday night set, and gave Beyonce a special birthday my shoutout. He said "Happy Birthday, my love!" before leading the festival-goers in a birthday song. Beyonce's mother, Tina Knowles, also attended the festival and took to social media to share a special shoutout to her now 36 year old daughter.