Small-town celebrity birthplace of the week: Cardston, Alberta (current population about 3,000). Fay Wray, star of the original (1933) version of “King Kong,” was born there in 1907.

n “Commercial time” update: Thanks to all who wrote on the commercial time per hour on network TV. The most authoritative response came from ad agency exec Kevin Wilk of San Francisco, who says prime-time commercials now average about 15 minutes per hour.

The loud, distinctive sound of the cicada is made by what part of its body?

A) Its mouth

B) Its legs

C) Its abdomen

D) Its antennae

Wednesday’s answer: In the 1932 film “Girl Crazy,” future horror-film regular Lon Chaney Jr. appeared as a chorus dancer.