Leisure

* Musical Circus--The Pasadena Symphony will host an interactive, educational program for children, above, who are 12 and under Saturday starting at 9 a.m. at Pasadena Civic Auditorium.

* Comic Book and Science Fiction Convention--Movie memorabilia and Japanese animation merchandise will be on display at the Shrine Auditorium Expo Center, Sunday at 10 a.m.

* Yo-Yo Record--Yo-yo players will attempt to set a Guinness Book of World Records mark for the largest number yo-yoing in one place Saturday beginning at noon at Huntington Beach Pier.