Hmmm, why don't you have a chat to him, and without gniivg anything away ask him what kind of music he is into. Maybe start by saying I love Metallica, what do you like to listen to?' Otherwise, what about asking his mum what he listens to, she may have a better idea or be able to find out for you as a play list is a fab idea, and when he listens to is new music he can think of you! Otherwise what about making him a massive cake, its cheap to do after you've bought the ingrediants and will be a
lol it would be fun to have that on my phone! :D So many things to do.