Help Me Out!!! Fashion & Dating.. Ladies & Guysi!!! What Should I Wear?

so i'm 21 he's 26 :)
LADIES.. i'm goin on my 4th date with the guy, i'm not sure what to wear..
what should i wear how much skin should i show??
( didn't show any skin on first 3dates)..
i want to look elegant, a lil Flirt & good :)

GUYS.. How much skin do u want to see on ur 4th date?? honestly plz..

Oh n plz don't say wear a smile or such.. trust me my smile is what attracts people most of the time (no joke)..

Pics would be Great HELP :)

THANK YOU