People.com Celebrity VIDEO: Britney's Second Late-Night Hospital Trip By People Staff Published on January 31, 2008 09:45 AM Share Tweet Pin Email Video courtesy AP Britney Spears has “willingly” entered a 72-hour psychiatric hold at UCLA Medical Center. In a scene reminiscent of the Jan. 4 scene outside the 26-year-old singer’s home, Spears was escorted by police in an ambulance to the hospital while paparazzi swarmed. This time, however, the motorcade was planned and “worked out perfectly,” according to a source. “She’ll be in there for at least 72 hours getting evaluated,” the source says. “She’s more comfortable this time.” PEOPLE is following this developing story. Click here for all the latest updates.