Conan O’Brien hit his head during a stunt for the “Tonight Show” and suffered a concussion, according to NBC and his guest star, actress Teri Hatcher. The late-night host was examined Friday at a hospital and seemed to be in high spirits. “Last thing I remember I was enjoying the play with Mrs. Lincoln, and the next [...] Related posts: Coraline 3D trailer, showtimes and review Paraguayan Baby Declared Dead Wakes Up Before Funeral Ellen DeGeneres Becomes the 4th American Idol Judge