Maybe, maybe. But those two videos are an awful lot of fun. In any event, more jazz, less rock, and she'll grow up right. ;) Oh, Katy will listen to jazz - actually, when she is in my office (I have a Moses Basket), I've been playing lots of Lester Young and Wes Montgomery.
Don't get me wrong, I'd rather listen to Candy Dulfer than 90% of today's modern music (mainly because most of the modern stuff is rap and hip-hop crap), but I'm a bit of a jazz snob - it has to be "bop" :)