1: Responded, on 'Jeopardy!'
15: Former capital of Italy?
21: They may be addressed to editors
23: Get ready for a fight
24: Buttermilk, to Dale Evans
32: Fearful request by the IRS, to some
57: Not the best place to crash
64: Emulate a couch potato
65: Pepper spray alternative
66: Colorful aquarium inhabitant