Eric’s subplot explores his tendency to panic and lie to avoid conflict, which usually makes things worse.
Red (who hated the cat) and Kitty (who wants Eric to be honest) give conflicting advice, but Eric's attempt to replace the cat with a new kitten as a "peace offering" backfires once the truth comes out. Fez’s Emergency [S2E20] Kiss of Death
Afraid of Donna's reaction, Eric initially lies about the cat's death. Eric’s subplot explores his tendency to panic and
Laurie times the kiss perfectly so that Jackie sees them. using Kelso to hurt Jackie.
This episode marks the peak of Laurie's role as a "villain" in the group, using Kelso to hurt Jackie.