User blog comment:MrAnimatedToon/Something that bothers me about the TLH fandom./@comment-30498740-20180621191710/@comment-30953185-20180621191919

Of course Lisa wasn't in on the pank. Otherwise she wouldn't have said this:

Lincoln: [thinking she's in on it] "Okay, Lisa, you can give it a rest. I know all about your little joke." Lisa: "What joke?"