[magus]

 
Early late-night host Jack   PAAR
It smells   NOSE

It is certain that Bruce is not FRESHOUTOFIDEAS, yet the puzzle as it stands seems to be.  For a Tuesday puzzle, change:

Really little for TINY to Dickens' Tim
Favored student for PET to Best friend, perhaps
Complexion problem for ACNE to Zits
Small bill for ONE to ___day or no ___