One, you need to lose that tapeworm. That's straight up nasty.
Two, it's 'a tapeworm that/who wants to immigrate'. Whom is the object, who is the subject.
Two, it's 'a tapeworm that/who wants to immigrate'. Whom is the object, who is the subject.
I have a tapeworm
That wants to immigrate with
Me to Canada
Just thought I'd raise the level of discourse to a new high
Edit: That, or whom? Help needed (I promise I passed IELTS )