Ami: Oba-Chan, what a pleasent surprise. Why didn't you call first? Granny: Call? Granny never use telephone. Telephone STEAL YOUR SOUL! Ami: Guys, this is my grandma. Kaz: Ha je ba nastic! Konnichi wa! They are not rock stars! (Granny hits Kaz in the head with her umbrella) Granny: Why you say that? Rock n' roll bad. STEAL YOUR SOUL! Yumi: Whoa, well it's a good thing we're not rock n' rollers. Ehehe.
Ami: It's the ultimate shopping dream! Yumi: More like the ultimate shopping nightmare. How are we gonna spend one million yen in five minutes and forty seven seconds? Ami: Duh, come on! Yumi: Oh joy.
Main Ally Bio: Granny - Ami's grandmother is very traditional. She fears anything that she thinks it might "steal your soul", and she hates Kaz.
Main Ally(ies): Granny
This is the second episode where the Talent Suckers are the main characters. The first one was Talent Suckers Return.
Fourth appearance of the Talent Suckers.
"A Grave Mistake" is the first episode not to feature Ami, Yumi, Kaz, Jang Keng, or Tekirai.
One of the zombies in "A Grave Mistake" looks like the Sing Sing Sing Prison laundry man from Cell Block Rock.
Running Gags: 1) Ami's Granny says something is bad and that it steals your soul. 2) Ami's Granny smacking Kaz with her umbrella. 3) Vlad smacking Nikolai whenever he frets or say something stupid.
Featured Songs: Yume no Tameni Wild Girls On Circuit True Asia Remix Shut Your Mouth, Honey Toku Suru Karada Jet Police (Ice Prince Remix)
The dog from Song Sung Bad appears in this episode.
Live Puffy Theme: Ami and Yumi dance.
Veronica West from Hypno-Kaz appears in this episode. She also appeared in the episode Yumi Goes Solo.
First appearance of the book "Darrell Loves Tomatoes".
You can see Bigfoot from Camping Caper on a poster in "Granny".
First appearance of Ami's Granny.
The Metal Breath CD and the Talent Suckers CD from AmiYumi 3000 can be seen in "Granny".
Mall of Japan: Inspired by the Mall of America in Bloomington, Minnesota
Priceys: In Spree!, one of the stores Ami and Yumi shop at is called Pricey's, which from the name and lettering style is a takeoff on Macy's.
Episode Title: A Grave Mistake There is also a Mama's Family episode titled A Grave Mistake.
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