Entertainment TV 'This Is Us' Cast Celebrates One Another on Finale Night: 'An Honor to Be Part of Their Story' Justin Hartley, Sterling K. Brown, Chrissy Metz, Susan Kelechi Watson, Mandy Moore and Chris Sullivan shared touching tributes to mark the end of an era By Alexandra Schonfeld Alexandra Schonfeld Twitter Digital News Writer, PEOPLE People Editorial Guidelines Published on May 25, 2022 09:45 AM Share Tweet Pin Email Warning: This article contains spoilers from the series finale of This Is Us Everyone will miss This is Us. In honor of Tuesday's series finale, cast members took to Instagram to post tributes to one another and the hit drama, which aired for six seasons on NBC. Justin Hartley, who played Kevin Pearson, shared a two pictures with a shoutout to his onscreen siblings. "I'm going to miss seeing these faces every day. #Big3 #ThisIsUs," the 45-year-old actor captioned the photos of him, Sterling K. Brown and Chrissy Metz from the taping of some of show's final moments. Knight posted the same two shots plus a sweet clip of the three siblings reciting their famous jingle: "First came me, and dad said 'gee', then came me, and mom said 'wee', then came me, and we said 'That's three'. Big three. Big three." This Is Us Cast Reveals Their Favorite Quotes from the Series: 'There's So Many Gems' "One more time for the people in the back!!! BIG 3!!!✊🏿 #ThisIsUs," the actor, 46, captioned the candids. From left to right: Justin Hartley, Chrissy Metz and Sterling K. Brown. Sterling Brown Instagram Earlier in the evening, Brown shared a coordinating post with his onscreen wife Susan Kelechi Watson, showing the two softly smiling with their heads together. "Thank you, thank you, from the bottom of our sweet R&B hearts for being on this journey with us and sharing yours in the process. We love you! Yours truly, R&B 🎶 #ThisIsUs," the two wrote. Mandy Moore, who starred as family matriarch Rebecca Pearson, also posted pictures of her character's funeral program, which is part of the final episode. "As we close out the final chapter, let me leave you with this…'Take the risks. Make the big moves, even if they're small moves. Forge ahead with your lives in any and every direction that moves you. I'm asking you to be fearless.' - Rebecca Pearson #ThisIsUs," Moore, 38, wrote of the moment. This Is Us Fans React to Series Finale — and Opinions Appear to Be Mixed: 'Simple But So Powerful' Chris Sullivan also posted snapshots from the funeral sequence, including a shot of himself holding the program and another of a framed photo of Moore's character placed next to an urn. "So many of the people and things that we love will pass away and it is always an honor to be part of their story," the actor, 41, who played Toby, wrote in the tribute. "It has been a true honor to inhabit this character for six seasons and tell this story with these beautiful people. When we met these characters their lives were already well under way. After we leave them, their lives will continue on in our hearts, minds and imaginations. #ThisIsUs" Tuesday's series finale of This Is Us finally answered fan's burning questions, as the Pearsons grappled with the aftermath of the death of Rebecca. In signature style, the finale flashed between the present and the past. Jon Kopaloff/Getty Speaking with PEOPLE about playing Rebecca and the end of an era, Moore said she'll miss her character and working so closely with her friends. "I'm gonna miss my friends the most. I will miss the work obviously, but my friends and this experience, it will never be this way again. In terms of Rebecca, [I'll miss] everything. I get to play the ultimate mother who's still human and who still makes mistakes but I think there's so much to learn from her," the star said "And even the choices she makes that I don't often agree with or often agree with. All of it, I feel like I'm a little less prepared for life because I don't get to keep playing this woman."