Tennis

3. The most popular tennis shoe among the cat community (ask Peter & Smudge for hints)
4. machine ice cream, or a slowly delivered first shot in tennis
7. "What's all that ______?"
11. #1-ranked women's doubles player & wielder of two two-handed backhands
12. Most common crime committed by tennis players?
13. Precursor to Lawn Tennis
15. First to seven points, win by two
17. the win-by-two principle, also the Beach Boys' "Little _____ Coupe"
18. Given name is Cori, but better known as "Coco"
20. "It may be the devil or it may be the Lord but you're gonna have to..." B. Dylan
22. What do you call a woman standing in the middle of a tennis court?

1. civil rights activist, Wonder Woman of tennis, rhymes with Marvel
2. type of tennis grip & hotel breakfast spread
3. America's #1-selling ball, or your favorite Nova-Scotian Duck Tolling Retriever minus the y
5. Mis-hit
6. a big hit, overhead
8. Means nothing, but it is all you need
9. Inventor of Lawn Tennis
10. Tennis Champion & Crossword Connoisseur
14. Lone winner of "Golden Slam" (all 4 majors & Olympic gold medal in same calendar year)
16. Husband of "Golden Slam" winner
19. Fräulein Forehand Die Gräfin's forename
21. Maker of tires, tennis balls & Valentine's Day vases