anodyna's and soixante_quinze's exquisite and cleanly drawn AU fic Glitter, in which our intrepid crew have left Starfleet to run a club of sex and, yes, glitter, until Spock Prime arrives and re-puts the stars in everybody's eyes.
(Also it has Spock as a DJ. Shirtless. And colors to knock the breath out of you. AND SPOCK PRIME! AND GAILA!)