Phenomena is a 1985 Italian giallo-horror film directed and co-written by Dario Argento, and starring Jennifer Connelly, Daria Nicolodi, Dalila Di Lazzaro, Patrick Bauchau and Donald Pleasence. The plot concerns an American girl at a remote Swiss boarding school who discovers she has psychic powers that allow her to communicate with insects.
Hahahaha, dammit, take my upvote.
BTW, have you ever heard the Cake cover of this?
I have. I had forgotten about it, though.