FRANTIC ROSS PICTURES THE POSSIBILITIES WHEN HIS GIRLFRIEND PUTS THEIR PHOTOS ON CHRISTMAS CARD -- Ross (David Schwimmer) freaks out when his new girlfriend Mona (guest star Bonnie Somerville) wants to send out a cutesy Christmas card with both of their pictures on it. When Rachel (Jennifer Aniston) is feeling the hormonal effects of her pregnancy, she desperately scopes out possible romantic partners - including the always accommodating Joey (Matt LeBlanc). Newlyweds Chandler (Matthew Perry) and Monica (Courteney Cox Arquette) must deal with Chandler's boss who is headed the opposite way while going through a divorce.