• St. Paul’s Halloween Carnival is set for Saturday, Oct. 31, 11 a.m.-3 p.m. The entire family and community are invited to enjoy the fun. Game booths, giant slide, dunk booth, popcorn, great food, and the pie baking contest returns! Mission Bay High Jazz Ensemble will perform. Entry is free. St. Paul’s Lutheran Church and School, 1376 Felspar St. For more information contact Lindy Martinet, (619) 272-0620. • Join the Pacific?Beach Recreation Center for its annual night of fright Halloween Carnival, Friday, Oct. 30, 4-7 p.m. rain or shine. Train rides, games, arts and crafts, giant slide, food, cake walk and costume contest. Costume contest times: ages 2 and under, 5 p.m.; ages 3-5, 5:20 p.m.; ages 6-8, 5:40 p.m.; ages 9-12, 6 p.m.; ages 13 and over, 6:20 p.m. Tickets are four for $1. PB Rec Center, 1401 Diamond St. (858) 581-9927.