Um, lez-on-lez porn is. Straightgirl-on-straightgirl is fucking shit, because all of their nasty fake tans and horrible fake talon-nails and shit and they all just go (omg you ALL know what I'm talking about here)

*rub the clit furiously three times in a circle with one finger*
*lick as if you are scared that it is poisonous*
*rub again*
*move far, far, far away*