The Sing-Off Finale Plummets While CBS Reruns Rule
The two-hour finale of The Sing-Off plummeted 37 percent in the coveted demo from a year ago and some 20 percent in viewership. Instead, people got into the holiday spirit by watching the umpteenth showings of Dr. Seuss' How the Grinch Stole Christmas and Shrek the Halls on ABC in the first hour of Cyber Monday's prime time.













