The Mr. Men and Little Miss take their cars to the Car Wash.
Mr. Bump battles the bubbles at the car wash; things go underwater with Little Miss Calamity behind the wheel; and Mr. Per(s)nickety can't seem to keep his car clean.
- Mr. Bump and Mr. Strong's Plot: Mr. Bump gets a job at Mr. Strong's Car Wash. He thought that this was the only job that he thought that he wouldn't get hurt until a claw came and took him inside. In the end, Mr. Bump gets covered in wax.
- Mr. Persnickety, Mr. Messy, Mr. Lazy, Mr. Nosy and Mr. Small's Plot: Mr. Persnickety washes his car by himself. But Mr. Messy, Mr. Lazy, Mr. Nosey, and Mr. Small keep saying he should go to a drive-thru car wash. Soon Miss Whoops crushes his car in her monster truck.
- Miss Calamity and Mr. Rude's Plot: Miss Calamity hosts a show called Driving with Miss Calamity. Today she takes Mr. Rude to the Dillydale Car Wash but things don't go well when her windows wouldn't close.
- Mr. Nervous' Plot (US version only): Mr. Nervous imagines he goes underwater in a submarine, then gets attacked by a giant squid. It was really shown that he was holding up the line at Miss Scary's Car Wash.
- Mr. Grumpy and Mr. Scatterbrain's Plot: Mr. Scatterbrain visits the Genie in a Bottle Car Wash, where he meets Mr. Grumpy as a genie. But Mr. Scatterbrain keeps thinking Mr. Grumpy is a real genie.
- This is the first time Mr. Persnickety's car gets crushed, in this case by Little Miss Whoops' monster truck. It would get crushed again by a boulder in Driving.
- Mr. Scatterbrain kissed Mr. Grumpy in this episode.
- Mr. Grumpy states to Mr. Scatterbrain that he is not a genie in their plot, despite he teleported him to the car wash earlier in the episode.
- Mr. Persnickety's line "Leave me to grieve!" was changed to "Cleaning is my life!" in the dub.
- When Mr. Nervous is in the submarine, he references the novel Twenty Thousand Leagues Under the Sea in his speech.