Whamtasticle 

When something is massively (wham) amazing (fantastic)

Did you see the new Spiderman?
Yeah, it was whamtasticle!

Whamtasticle by MadonnasMayonaisse July 18, 2023

Whamtastic 

Status given to something or someone who rates highly in an 1980's sense. Can be used to describe any 80's retro attributes.

"Those shoulder pads are Whamtastic!"
"What a Whamtastic fluoro tee-shirt you're wearing!"

Whamtastic by MatWS October 16, 2008