“Small semiaquatic mammal with 22 tentacles on its snout”

One who tries to make a good impression

Go with

It has its X's and O's

Manscapes, perhaps

Money wasted on poor decision-making, jocularly

Destroyed emotionally

Greg ___, author of the 1994 science fiction novel "Permutation City"

Ones who might be looking toward careers at museums

Elated