 The " Road to " episodes which have aired throughout various seasons of Family Guy were inspired by the Road to ... comedy films starring Bing Crosby , Bob Hope and Dorothy <unk> , though this episode was not originally conceived as a " Road to " show . The episode is the second Family Guy Christmas special after the season three episode , " A Very Special Family Guy <unk> ' Christmas " , also written by Danny Smith . It was first announced at the 2010 San Diego Comic @-@ Con International . 
