It’s Supercalifragilisticexpialidocious! St. Johns County Center of the Arts (SJCCA) presents Mary Poppins, on stage October 3-5 at St. Augustine High School, 3205 Varella Ave., St. Augustine. Tickets are $15 for adults, and $10 for students. The 6 p.m. performance on Friday, Oct. 4 features $5 tickets for all students in grades k-12.