A power outage can be so inconvenient for a laboratory: there are always machines that must be powered, day and night, without fail. Turns out that souls make a good substitute for electricity. Y'know, just in emergencies.
Celestia has expended thousands of bits and hundreds of pony-hours making it well known that while she may forgive heresy, treason and attempted regicide, touching her mane was just not on. Ever.
Guard duty in Canterlot, even for Captain Shining Armour, sways between mind numbing monotony and terminal excitement with alarming speed. But there's always something happening, even on a slow day; it just doesn't always get noticed...
There are times when it pays to be careful: any time around Pinkie Pie for example. Nopony's quite sure where she hides all of the trinkets she carries, but you'd best not ask if you like your universe in normal, madness free mode.
Everypony knows Octavia Melody, which is rather the problem. Symphony's been playing for longer: could you blame her for being just a little bit jealous?
She could never be bored by the club scene: it was a satisfying calling, certainly. Octavia (or rather, 8-B3AT) runs the sound-desk every night at the most popular club in Canterlot. Tonight is no exception, all else aside.