answers: Christmas Guy
context: Brian's Got a Brand New Bag "Brian's Got a Brand New Bag" is the fourth episode of the eighth season of the animated comedy series "Family Guy". It premiered on Fox in the United States on November 8, 2009. The episode follows anthropomorphic dog Brian as he dates a middle-aged woman named Rita, after he is stood up by her daughter. He eventually becomes reluctant to continue their relationship, however, after he discovers several health concerns that she endures and is continually harassed by his family. The episode premiered during an "all-Seth MacFarlane" schedule, preceding the live-action episode "Seth and </s> Cleveland Show". As a character, Brian has been very well received by critics and fans. When Brian was killed off in the season 12 episode "Life of Brian", the events of the episode received substantial attention from the media and elicited strongly negative reactions from fans of the show. Brian subsequently returned two episodes later, in "Christmas Guy", after Stewie travels back in time to save him. Brian is a white-furred anthropomorphic dog. He can talk, generally walks on his hind legs (using his front legs as arms), has opposable thumbs, drives a second-generation Toyota Prius (with the license plate </s> Brian Sings and Swings "Brian Sings and Swings" is the 19th episode of the fourth season of "Family Guy". The episode was first broadcast on January 8, 2006. Brian meets Frank Sinatra Jr. and begins to perform on stage with him, and they are shortly joined by Stewie. Meanwhile, Meg pretends to be a lesbian after being offered a chance to join the Lesbian Alliance Club at her school. The episode was written by Michael Rowe and directed by Chuck Klein and Zac Moncrief. It received mostly positive reviews from critics for its storyline and many cultural references. The episode
question: when does brian come back to family guy