By Jailene Cuevas Britney Spears has displayed her injuries after an ambulance was called to her hotel last night. Around 1 a.m. Britney was seen being escorted out of Chateau Marmont hotel in Los Angeles, California barefoot with her hair messed up after reportedly getting into a heated argument with her ex-boyfriend, TMZ reported. In the shocking pictures, the 42-year-old was seen wearing next to no clothing and covering herself up with a blanket and pillow. While an ambulance was called to the hotel and she was evaluated by paramedics, she did not leave in the ambulance. Britney and Paul Ri…