Complex sentence: The pilot episode drew 10.28 million U.S. viewers and a 4.8 adults 18--49 demo rating, making it the highest-rated fall debut for a Fox scripted show since "The Bernie Mac Show" in 2001.
Split into simpler sentences: The pilot episode drew 10.28 million viewers and a 4.8 adults 18--49 demo rating. This was the highest-rated fall debut for a Fox scripted show since "The Bernie Mac Show" in 2001.