Wheels on loan ... or, as the circles show, what four puzzle answers have done?

Question:

Answer:

RENTACAR

Length:

Similar Crossword Questions:

Interview show since 1947 ... and what this puzzle's starred answers do in two ways
Show since 12/17/1989 whose five main family members are hidden in this puzzle's other long across answers
Cryptographers' successes (and what can be found in the circles in this puzzle's long answers)
"___ is completely over" (baffling statement made by Prince on 7/5/10 that also serves as a clue how to find four answers in this puzzle)
Word that precedes six other answers in this puzzle
Resort hidden in the five longest puzzle answers
Contents of four answers found in this puzzle
"Central" Ireland found in four puzzle answers
Request that will complete the show's puzzle
Hint for understanding this puzzle's starred answers
Bad guy hidden in eight puzzle answers
What eight of this puzzle's answers have
Words that can precede both parts of this puzzle's six longest answers
They swing up and down in this puzzle's theme answers
The four longest answers in this puzzle end in them
Main thoroughfare in Manhattan (one can be found in each of the four long answers in this puzzle)
Quayle, who can be "hunted" down in four answers of this puzzle
Spars in the ring, and features of the four longest puzzle answers
Wise guys featured in this puzzle's theme answers
Speak derisively, and a hint to how this puzzle's long answers were created
They're hidden in this puzzle's eight longest answers
Chemical reaction phenomenon, and what occurs in four symmetrical pairs of long answers in this puzzle
Human fingerprint, and what's hidden in five puzzle answers
What you might get from the ends of this puzzle's six longest answers
Name hidden in seven other answers in this puzzle