Today’s highlights at the O.C. Fair

Hours: 10 a.m.-midnight. Location: 88 Fair Drive, Costa Mesa. More information: www. ocfair.com or (714) 708-3247

10:30 a.m.: Rats and Mice Show

11 a.m.: American Tiger Karate Demo

2 p.m.: Grape Find Contest

3 p.m.: Just for Tonight -- Barbershop groups

3:30 p.m.: O.C. Gourd Society -- “Fun With Gourds and Crafts”

6 p.m.: Scrapbooking With Sherrie Murphy

6:30 p.m.: Karaokin’ at the Fair Semifinal No. 3

8 p.m.: Jessica Simpson; tickets, $39.50-$49.50

8 p.m.: Bull riding and musical performance by Smokin’ Armadillos

10:30 p.m.: Touch of Class

Source: Orange County Fair & Exposition Center

Los Angeles Times