We conclude our Fall television preview series by focusing on NBC's offerings. Story by Sue Lukenbaugh NBC had a huge turn over. They canceled five new comedies - Marry Me , About a Boy , One Big Happy , A to Z and Bad Judge - and axed three dramas ( State of Affairs , Constantine and Allegiance . They added fourteen new series, including six comedies, seven dramas and one variety show, but only six will begin with the traditional September start. Best Time Ever – TUESDAYS 10|9c THIS FALL Plot: Five-time Emmy Award winner Neil Patrick Harris is coming to NBC on a new primetime variety series based on the U.K.'s hugely popular "Ant and Dec's Saturday Night Takeaway." The show will feature comedy sketches, musical numbers, mini game shows, hidden camera pranks on celebrities and appearances by A-list stars. My Verdict: This sounds like the variety show that I wanted to see from the Muppets, but it looks like a typical gameshow. It's a s