Video: Jay Z PHYSICALLY ATTACKED by Beyonce's Sister Solange — Watch

Jay Z PHYSICALLY ATTACKED by Beyonce's Sister Solange - Watch More Celebrity Videos or Subscribe

TMZ just released an extended version of the shocking video of Beyonce’s younger sister, Solange attacking Jay Z and it shows two additional minutes of Beyonce’s sister viciously kicking and punching the rapper in a hotel elevator at a Met Gala after-party on May 5. Watch the new clip above. Now the biggest question everyone is asking remains:  what must have caused Solange’s violent outburst?