Expansion This needs a stretch. (Feel to remove when satisfied of completion.)
* Physical appearance.
* Personality.
* Other versions (GBA and DS).
Alvin Wiener
Alvin Wiener
Vital Statistics
Species Human
Gender Male
Hair color Brown[Note 1]
Eye color Black
Other Statistics
Occupation Musician
Affiliation Def Potato
Production Details
First appearance Scooby-Doo! Unmasked

Alvin Wiener was a member of the failing rock band called Def Potato. He impersonated the Guitar Ghoul, trying to ruin the reputation of the competition.

Physical appearance

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Scooby-Doo! Unmasked (GC/PS2/Xbox)

Alvin Wiener unmasked

Alvin unmasked.

When the gang investigated the theme park based on the Guitar Ghoul, they found Alvin, who pretended to be his biggest fan.

The gang soon caught the fake Guitar Ghoul, and found out that Alvin wanted to destory the from the inside because he saw the failure of his band on the success of the Guitar Ghoul (who in reality was the disguise of Nikki Starlight).[1]


Other versions

Scooby-Doo! Unmasked (GBA)

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Scooby-Doo! Unmasked (DS)

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Alvin Wiener (GBA)

Alvin in the handheld versions.

  • In the handheld version he wears sunglasses and a blue t-shirt.
  • The name of his band, Def Potato, could be a reference to the band Def Leppard.


  1. Black in the handheld versions.


  1. Scooby-Doo! Unmasked (GC/PS2/Xbox)

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