In Pendleton shirts and khakis, Mr. Wilson and the Beach Boys showed the world what easy Southern California living looked like.

The latest, most summery way to wear the plaid shirt is more Beach Boys and less grunge, finds Alexa Brazilian.

From plaid shirts seen on Dutchmen in 1995 to the pink tank tops sported by Netherlands natives in 2013, a new book chronicles the biggest clothing trends of the last 20 years. People of the ...