First of all didn't I just post a thread about this so why say "since no one is going to give Ideas" but otherwise, they look great! They should add this!
Oh Woops. I didn't see the other pictures. (Photos are huge, one filled my entire screen.)
I like the idea of them being on other body parts. Mainly the leg, since a lot of people put images on their biceps and what not. But there's a bigger selection of places on the leg. Maybe have it on the left leg since its more difficult to have words placed correctly on those.