Normally, such worlds try to overstep the resulting from this.
Considering the film was made by Spongebob and the other characters, it ends up exactly as bad as one would expect: Extremely grainy film, stiff acting, horrible special effects and props, and at one point Mermaid Man is replaced by a stunt double Sandy wearing a piss poor Mermaid Man costume through a blatantly obvious jump cut.
He broke his arm a while back and got prescribed the same painkillers again but I kept track of how many he was taking and we ran out a while ago.
Furthermore, she's doing an intentionally half-assed impression of his mother.