Is this offensive? I don't know. Sorry if it is. I have two Sims in the house I have to get rid of. I considered moving them out and deleting them but for some reason they always show up as NPC's A...
If it is early spring for you, chuck them into the pool and let them swim around abit. Fastest way to die I have ever seen. Poor Liberty Lee, still has nightmares from her death experience.