Beyonce, her husband JayZ their daughter Blu Ivy and mum Tina Knowles attend cousin's 40th birthday in 80s garb.

Singer Beyonce, her husband, rapper,  JayZ, their daughter Blu Ivy and mum Tina Knowles all attended the 40th birthday of her cousin Angie Beyonce Sunday all dressed in the 80s garb, which was the theme of the party. Beyoncé dressed as Salt of Salt N Pepa, while it looks like Jay Z dressed up as Kadeem Hardison. More photos after the cut...