Lana Del Rey just got a master class in what happens when you make untoward comments in a public light. After the singer cited Kurt Cobain as an idol in the same breath during which she said, "I wish I was dead already," Frances Bean Cobain -- daughter of the late Nirvana frontman -- took to Twitter to urge Del Rey to "embrace life." Cobain unleashed a series of tweets over the weekend encouraging Del Rey to not "romanticize" the death of young musicians. The "Ultraviolence" singer's fans quickly...