Psychology: Seducing Girls with Music? (2/2)

Music may not only be used to influence our consumer behaviour. Fortunately music has another - much more valuable - effect:
Music can bring people together.

It can make people more helpful (Fried & Berkowitz, 1979) or even more receptive to romantic courtship requests (Jacob, Guéguen & Boulbry, 2010).

But what kind of music is particularly effective?
Is it sufficient to trigger a certain mood, or do the song lyrics (the "message") play a role as well?