Most of the themes here have to cater to a large user base that is probably the reason you find so much information in their. You can always simplify the themes by removing stuff that you dont need.
Also most themes have detailed documentation so you can easily modify them. If you would like someone to set it up for you or need help, you can contact me via http://themeforest.net/user/Marvidude#from
This theme came into my mind right away – http://themeforest.net/item/music-musicians-theme-facebook-app/1541383?WT.ac=search_thumb&WT.seg_1=search_thumb&WT.z_author=Net-Labs
sample 3 : http://themeforest.net/item/strings-music-and-art-magazine-wordpress/1735108 (most popular)