Let me just quickly point out that that abomination is in no way representative of Persian music. We're basically talking about the equivalent of Backstreet Boys stuff here.
Lot of holidays right around now. Probably because of the Vernal Equinox. Today is the Hindu celebration Holi. http://en.wikipedia.org/wiki/Holi
Some of my co-workers were talking about it being a Muslim holiday yesterday, but as they were Pakistani, I doubt it had anything to do with the Iranian New Year