*The boat that fell on top of Squidward bears a striking resemblance to the {{W|RMS Titanic|RMS ''Titanic''}}, a British passenger liner that sank in the Atlantic after colliding with an iceberg on April 15, 1912.
*The boat that fell on top of Squidward is the {{W|RMS Titanic|RMS ''Titanic''}}, a British passenger liner that sank in the Atlantic after colliding with an iceberg on April 15, 1912.
*The movie Plankton was watching is actually the 1961 horror film ''{{W|Creature from the Haunted Sea}}''.
*The movie Plankton was watching is actually the 1961 horror film ''{{W|Creature from the Haunted Sea}}''.
*While Karen is in sleep mode, the floating shapes on her screen are a reference to the Mystify screensaver included in Windows XP and earlier.
*While Karen is in sleep mode, the floating shapes on her screen are a reference to the Mystify screensaver included in Windows XP and earlier.
SpongeBob mimicking Plankton is a reference to "Mimic Madness."
Plankton turning into a genie when he is trying to open the Krabby Patty formula is a reference to "Spin the Bottle."
Squidward’s claustrophobia from “Wishing You Well” is brought up again in the ending.
This episode confirms the theory that Plankton and Karen live in the Chum Bucket and even have their own rooms.
When Squidward turns on the Krusty Krab's security footage, the date 05-01-99 (May 1, 1999) can be seen on the bottom of the table. This is a reference to the airdate of "Help Wanted," the first episode of the SpongeBob SquarePants series.
Cultural references
The boat that fell on top of Squidward is the RMS Titanic, a British passenger liner that sank in the Atlantic after colliding with an iceberg on April 15, 1912.
