The X-Files - Season 6, Episode 8: Soundtracks

Playing on the radio while a hail storm shaped like hearts falls

The high school reunion

Sheila and Holman leaving dancefloor

At the high school reunion right after Sheila and Holman kiss

During various scenes of The Rain King you can hear a keyboard playing a recognizable melody from the Russian Easter Overture (Nikolai Rimsky-Korsakov)

Making rain.