tabplayer - a nice idea for people that play the guitar. I like the site and layout very easy to use.
recipecooker - I like this site too and one of the best things about it is that it's very easy to print the recipes out the way you have it setup. There are a few big recipe sites that make formatting and printing their recipes a challenge, so you have an advantage there.
lyricsinger - you're up against a lot of competition in the lyrics department. This page has broken characters:
http://www.lyricsinger.org/lyric/kanye-west/graduation-day you might want to check for that. Otherwise good.