Killer Klowns from Outer Space (1988)
In Space No One Can Eat ICE CREAM!
After a meteor plunges to Earth, young lovers Mike and Debbie discover a circus tent-spacecraft piloted by grinning, red-nosed aliens. The klown passengers are not happy makers of merriment however, but instead demented homicidal aliens with rather unique ways of killing their victims (acid pie, anyone?), who methodically preserve tasty human treats in cotton candy cocoons. Naturally, the kruel killer klowns kreate khaos for the kops, until someone discovers the aliens' weakness--by a nose...