I'm Fluttershy, and don't think I can control myself around Rarity much longer...
A young Twilight interrupts Celestia at an inoppotune moment.
Trixie spends her day being clearly much, much smarter than everypony else, even if it's hard to tell.
Rainbow Dash wears panties in public for a whole day
In a desperate bid to get Twilight's crown, Sunset Shimmer threatens to destroy the portal between her world and Equestria. When Twilight refuses, Sunset Shimmer snaps, and brings the hammer down.
Discord wants to know why Celestia wanted to reform him. Celestia wants to know why it worked.
Fluttershy's attempt to teach Rarity to better care for Opalescence by pretending to be a cat herself ends up leading to them learning a little more about each other. Or maybe a lot more. ~ Meow
Twilight wonders upon a disturbing problem. Luna is adamant it's not one. Celestia is... not so sure.
Rainbow Dash becomes Supermare
Celestia finds herself sharing company and her booze stash with Luna's crazed split-personality, Nightmare-Moon. However, as the night wears on, she finds she may actually be able to tolerate the dark alicorn. Maybe even like her.