dstephany, don't forget to magnetize the clothing for both the dress and pantyhose.
Pose>Daz's Victoria 4>Magnetize to V4
Also make sure you have turned off Inverse Kinematics.
You will get pokethrough in "extreme" poses but the above steps should minimize the effects.

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"you are terrifying
and strange and beautiful
something not everyone knows how to love." - Warsan Shire