i know this is REALLY late in coming, but better late than never: i'm gonna respond to what choco said about temporary tats that fade after two years. i have experience with this (my first tat was a temp) and can tell you that it's not all it's cracked up to be. here comes the science!
see, here's the thing: you have three layers of skin right? a permanent tat goes on the second layer, nicely cushioned by the other two.
a temporary tat will go either on the first or the third layer of skin. if it goes on the first layer, it's equivalent to scratching yourself and during the healing process it'll form a huge scab and once it peels the color won't be uniform. (that's what happened with me and i had it covered up mighty quick by a second tat!)
if it goes on the third layer of skin, the fat cells in that layer will eventually absorb the ink and it'll literally fade into you. i don't know what the toxicity of tat ink is, but i doubt it's good for your body to have that stuff swimming around on the inside! also, as it fades it'll start to look blotchy. (double
point is: if you're going to pay for it and go through the pain get a proper tattoo done
and by the way, there is one lady who is licensed by the ministry of health in dubai to pierce and tattoo (aka mutilate as my dad says) so if you need the info, feel free to pm me. we've seen her work loads of times and she's really good; also everyone we've recommended her to has been well impressed with her levels of professionalism and hygiene - no complaints ever!