Overachievers, and a hint to a word that can precede both words of the starred answers

Question:

Length:

Similar Crossword Questions:

1987 market crash, and this puzzle's title, whose first word can precede each word in the starred answers
Repeated words in a drill sergeant's marching order, and a hint to how the first and second word, in turn, of each starred answer would be touch-typed
Groundbreaking sitcom, and a hint to four different three-letter words concealed by starred answers
Attendance check, and a hint to the puzzle theme in the first words of the starred answers
Word that can precede each set of circled letters, forming a literal hint for entering certain answers in this puzzle
Word that can precede the answer to each starred clue
Word providing a hint to the hidden theme answers
Word that can precede the first word of answers to asterisked clues
When spelled out, word that follows the beginnings of the starred answers in a memorable kids' show theme song
Word that can bring the ends of the starred answers up to date
Hang on to ... or a word that can precede either half of the answer to each starred clue
Word that can precede the first word of the answers to the asterisked clues
Final (and a word that can precede the first word of this puzzle's longest answers)
Explode, and words needed to complete the four starred answers
Letter that, as it appears in the middle of this grid, can precede the first words of the starred entries
When night owls thrive, or where the last words of the starred answers can go
Words to a kidder, and a hint to how this puzzle's five longest answers were created
Word that may precede twelve words in this puzzle's grid
Word that can precede the last word of the four longest puzzle answers
Words that can precede both parts of this puzzle's six longest answers
The whole nine yards, or a hint about how the starred answers are formed
Number of times this puzzle's theme word appears diagonally in the grid (to complete the puzzle, shade those words plus the Down answers that begin where they meet)
Embarking on something exciting, and a hint regarding what this puzzle's starred answers' endings have in common
Feeling of resentment associated with the last words of the starred answers
Word that can precede either part of each starred clue's answer