NBC

Who would’ve thought we’d ever see Conan O’Brien back at NBC? Well, that’s exactly what happened last night when O’Brien popped in to visit Jimmy Fallon on ‘Late Night,’ the show he hosted for 16 years.

Andrea Mitchell, chief foreign affairs correspondent for NBC News and host of ‘Andrea Mitchell Reports,’ revealed that she’s recently been diagnosed with breast cancer. Mitchell, 64, made the announcement at the end of her show on Wednesday. According to Mitchell, the disease has not spread and her prognosis is excellent. It was detected, she said, during a routine screening.

John Rich will be following in the footsteps of fellow country star Trace Adkins after being named yesterday as the latest addition to the upcoming season of NBC's Celebrity Apprentice. He'll be joining an actor, ex-baseball player, former teen idol, a model, a couple of singers, and more.