Wuchak
A teen guy, his crazy aunt, Julia Duffy and Bo Svenson
An orphan lives with his peculiar aunt (Jimmy McNichol and Susan Tyrrell) while seeking a basketball scholarship and pursuing a winsome blonde (Duffy). When someone ends up dead, it draws the attention of a narrow-minded detective (Svenson).
The oddly titled "Butcher, Baker, Nightmare Maker" (1981) comes from the novel on which it was based. The author got it from the old rhyme about three men in a tub and, specifically, the line The butcher, the baker, the candlestick maker. The flicks also known as Night Warning.
There are some bits reminiscent of Psycho, but it mixes in a lot of droll humor, which is genuinely amusing, not to mention politically incorrect (which works ...