What do the USS Enterprise and toilet paper have in common? They both circle Uranus looking for klingons.

What happened when the USS Enterprise got a new toilet? William Shatner

What do the U.S.S. Enterprise and Toilet Paper have in common? They both wipe out Klingons.

What did Spock find in the toilet of the USS Enterprise? Bonus Trekkie Joke: ... because it keeps searching Uranus for Klingons.