 " Christmas Wishes " received mostly positive reviews from critics . According to Nielsen Media Research , " Christmas Wishes " drew 5 @.@ 79 million viewers and received a 2 @.@ 9 rating / 8 % share in the 18 – 49 demographic , staying even with the previous two episode , " Gettysburg " and " Mrs. California . " It ranked first in its timeslot , and was the highest ranked NBC series of the night . 
