My Little Pony: Friendship is Magic - Season 1 Episode 15 -

Twilight learns that Pinkie Pie has an unusual ability to sense happenings in the immediate future, known around Ponyville as "Pinkie Sense." Not willing to accept that all of the events her friend had predicted are anything but a mere coincidence, Twilight sets out to find the truth behind Pinkie's power and figure out the "doozy" she says is about to happen.