Cuk the "kidz jaman now" V. 1.0 free download and help the problem

Artwork Animations
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I have an character called cuk, its first version, but it had a problem, cloth overlaping problem, please help me fix that
link download https://drive.google.com/open?id=1l4tnEwESnr2clXu4V62Pj-lnGkYe61mo