We wrote the song, you make the video. The best Hat Turf music video becomes the official launch video, and the top three in each Crucible win Buzz plus team points for the birthday event.

Make the Launch Video: 3 Songs, 3 Crucibles

It's our birthday, so everyone gets a free hat. Join a random color team, put hats on your best work, and win your team the Champion badge. All of November.

Our 4th Birthday Event: Everyone Gets a Hat

Tell a story in posts, chapter by chapter. Anyone can write the next chapter, so stories branch, and the map shows how readers split. Start with [Who Is the Face of Civitai?](/storylines/1)

Storylines: Start a Story, Let Anyone Write What Happens Next

Put a party hat on this article. Its views, reactions and comments score for your team.

Civitai turns 4.

Four color teams, Nov 1 to Nov 30. Hat your best work and score for your team.

Put a party hat on this model. Its views and likes score for your team.

Put a party hat on an image in this post. Its views and reactions score for your team.

Mayuri "Mayushii" Shiina (椎名 まゆり) - Steins;Gate

Mayuri "Mayushii" Shiina (椎名まゆり) - Steins;Gate