Goodbyes are always difficult and NBC's This Is Us Season 6 trailer already is making us cry. The finale season's first peek via the video starts with Mandy Moore's Rebecca talking about her Alzheimer's diagnosis. The final chapter of This Is Us will take fans on an emotional journey like never before and consist of 18 episodes. It will remind us that stories may end but memories are forever.

Watch This Is Us Season 6 Trailer:

(SocialLY brings you all the latest breaking news, viral trends and information from social media world, including Twitter, Instagram and Youtube. The above post is embeded directly from the user's social media account and LatestLY Staff may not have modified or edited the content body. The views and facts appearing in the social media post do not reflect the opinions of LatestLY, also LatestLY does not assume any responsibility or liability for the same.)