I think it's hot when the girl isn't just passive, and clearly makes an effort to make the guy cum before he wants to. The best example of this I've seen is Esperanza Gomez with Justin Slayer in South Beach Cruzin:
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At 20:30 he tries to pause, but she thrusts her hips into him, and you can hear him whisper, "Stop it, stop it!" and then suddenly pull out and cum on her.
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At 20:30 he tries to pause, but she thrusts her hips into him, and you can hear him whisper, "Stop it, stop it!" and then suddenly pull out and cum on her.
