The Show Goes On by Liquid Rainbows
Link - http://www.fimfiction.net/story/14667/The-Show-Goes-On

"A young waiter, by the name of Silver Tray, finds himself serving food at the annual Grand Galloping Gala. Things go unfortunately dull, at first, until Silver lays eyes on the Gala's premier cellist, Octavia, and his night quickly takes a turn for the better."