Carrie Keagan, who anchored the show previously, announced her departure last month
A 'Hollywood Game Night' special followed, with soft numbers
"Voice" still good enough to top night, hand NBC outright victory
With a strong "Voice" lead-in, "The Sing-Off" saw its highest-rated episode since the Season 2 finale
The pop folk singer replaces Sara Bareilles on the a capella competition
The judge won't be back for the revamped fourth season of the a capella competition
CBS wins the night in 18-49 demo with "Men"; "Dancing" pushes ABC to most-watched network
CBS takes the top three ratings slots for an overall win
Singer says the group brought together by music
Making its first moves under new entertainment chief Bob Greenblatt, network re-ups its alternative slate for 2011-12
It was well-produced, feel-good TV -- perfect for the holidays.
NBC will run competition over four nights in December.