Post Band Discovery Obsession

In which one discovers a new band, and can then only look at/listen to/think about/talk about for a 2-4 week period following discovery. Period of time may vary depending on the individual

Friend 1: Have you listened to the new Sparks the Rescue song?
Friend 2: I cant, I'm busy listening to Rocky Loves Emily, I kind of have Post Band Discovery Obsession!