Timequake

Timequake is a novel by Kurt Vonnegut.

History
When the Simpsons family were going on fly their bag was two pounds over the limit so Bart asked Lisa if she really needed all the Kurt Vonnegut novels she had packet. Lisa told him that they self-reference each other. One of the books was Timequake.

Behind the Laughter

 *  is a real book by Kurt Vonnegut.