Lenny Lemmon and the alien invasion

In order to boost sales for Lenny's grandmother's ice-cream shop, Lenny persuades Sam to dress as an alien to attract attention to it. Soon there are sightings of aliens all over town and it becomes the subject of intense media scrutiny. The journalists and tourists and alien watchers all buy ice creams and business booms. So Lenny tells Sam he can take his costume off now and Sam points out he's no longer wearing it. What?