I'm planning to do my own for prom. planning to do a black or brown smokey eyes.
IMO, I don't think you should go for a natural look. prom is a special occasion. maybe a light pink eyeshadow or something light if you don't want to look caked.
here's a tutorial to achieve that natural look
http://www.youtube.com/watch?v=b4ycu3f7vsA
if you're planning to get it done, I would say makeup forever. it's located in sears at PC. i love their work. you just have to buy 3 products. any products but I think the cheapest would be eyelashes which is $14. soo... $42? here's a couple..


teheee... i love their eyelashes


they're $14.