Anthem of jerkin' dance craze is ode to playing the field.
Hypnotic beats mix deep thoughts with strong language.
Crunk kings do more girl-bashing with help from Katy Perry.
Less explicit than most hip-hop, but still has iffy lyrics.
Sexy hip-hop doesn't get too explicit; OK for teens.
Not graphic, but lots of not-so-subtle messages about sex.
Party songs send irresponsible messages about sex, drinking.
Nonsensical techno-funk safer than group's past work.
Popular <i>Idol</i> audition song is odd but OK for tweens.
Too much booze makes this one off limits for most kids.