Wow! We just heard a really juicy explanation for the Jay-Z Solangedustup. According to our connected source, Gwyneth Paltrow is the reason for Solange’s rage! In the hip hop world there have been rumors about Gwyneth and Jay-Z having a secret affair for years. Gwyneth, an established cheater, and her estranged husband Chris, and Jay- Z and Beyonce have long been so friendly they take vacations together. Gwyneth has said that she thinks Jay is “the coolest man on earth.” ClickHERE to see photos of Gwyneth and Jay-Z looking very chummy. Our source says maybe Solange didn’t approve…….