"...do not inquire after their gods, saying, 'How did these nations serve their gods? I also will do likewise.' You shall not worship the LORD your God in that way; for every abomination to the LORD which He hates they have done to their gods" (Deuteronomy 30:)
Many of man's religious holidays are repackaged versions of the very pagan festivals that God hates and forbids His people from following. Are you worshiping God the way He wants to be worshiped?
Every year we hear the complaints about the commercialization of Christmas and the overemphasis on the material side. I read that merchants this year were upset because the warmer than normal weather held down sales of expensive cashmere scarves. Blame it on global warming!