- Mr. Small & Mr. Nosey's Plot: Mr. Small and Mr. Nosey (who plays the Mattress Wizard) advertise on selling mattresses.
- Little Miss Chatterbox's Plot: Mr. Rude and Miss Chatterbox go to a piano concert where Mr. Persnickety performs on piano. However, due to Mr. Rude sleeping during the concert, it keeps getting interrupted and eventually ruined when Miss Chatterbox uses a horn-in-a-can (a type of air horn) to wake Mr. Rude up.
- Mr. Nervous, Mr. Strong, Mr. Messy, Mr. Quiet & Mr. Grumpy's Plot: The Mr. Men hear a scary noise coming from Miss Scary's house and think it's a monster Mr. Strong decides to investigate on where it comes from, later Mr. Messy and the others follow him, it turns out it was no monster at all, but it was just Little Miss Scary snoring loudly in her bed, the 5 decide leave her asleep and they leave her house and they go to Mr. Strong's house for some hot cocoa.
- Mr. Persnickety Plot: Mr. Small and Mr. Nosey eagerly await for the arrival of a sleepwalking Mr. Persnickety, who unknowingly in his sleep cleans up their observatory home. (Deleted In The UK)
- Mr. Stubborn raps "Who Needs Sleep" although it shows Miss Sunshine about to fall asleep.
- It is here we learn that Miss Scary has a scary snore.
- How can we hear a scary snore?
- Mr. Nosey and Mr. Small's video is in this episode.
- It is odd for Miss Chatterbox to make a noise out of something loud as she is usually only talkative.
- Miss Scary was smiling when she and the other characters were leaving the concert.
- Mr. Nervous, Mr. Strong, Mr. Messy, Mr. Quiet, & Mr. Grumpy's sketch is a reference to Walt Disney's Snow White and the Seven Dwarfs.
- This is the first time since the episode, Collection that Miss Daredevil speaks.
- When Mr. Rude farted at the end of the episode, he might have apologized.
- Possible Goof: When Mr. Messy hears the horn-in-a-can, he is smiling, but he gets angry when he leaves the concert, along with Mr. Happy, Mr. Small, Mr. Grumpy and others.
- When the audience leaves the concert after murmuring, the viewer can hear Miss Sunshine saying, "This concert isn't good at all!" which seems odd for Miss Sunshine to get angry and make a negative comment as she is usually very cheerful and jolly and full of sunshine.
- This episode airs in the wrong aspect ratio in the UK. This was fixed when the official Mr. Men channel uploaded the episode.
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