Troublesome Night 16 (Chinese: 陰陽路十六之回到武俠時代; lit.
'Yin Yang Road Sixteen: Back to the Martial Arts Era') is a 2002 Hong Kong meta comedy horror film produced by Nam Yin and directed by Yip Wai-ying.
Bud Gay and Bud Yan travel back in time to the Song dynasty and encounter characters from the 14th century Chinese classical novel Water Margin.
The film spoofs the story of Wu Song avenging his brother, with the Buds playing important roles in affecting how the story unfolds.
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