Crossword puzzle clue "obstinate and what the other four longest puzzle answers are"

Obstinate, and what the other four longest puzzle answers are?

"We're on to you!" (and a hint to how this puzzle's other four longest answers were created)

Radio studio feature, and what each of this puzzle's four other longest answers literally is

Finishes a task, and a hint to hidden words in this puzzle's four other longest answers

R. Kelly hit whose last title word is aptly rhymed with "sky" in the lyrics ... and a hint to the starts of the other four longest puzzle answers

Request for relief, and a hint to the formation of this puzzle's four other longest answers

Pentecost, e.g., and what can literally be found in this puzzle's four other longest answers

Convicted hastily and unfairly ... or, in a way, like the four other longest puzzle answers?