3 images. University of Southern California hula hoop race, 06 April 1959. Freshmen co-eds who are pledges to sororities in hula hoop race.; Supplementary material reads: University of Southern California. News Bureau. Richmond 8-2311. For release. Memo to City Desk: SC freshman co-eds who are pledges to sororities will compete in a race rolling hula hoops Monday afternoon, April 6, at 2:30 p.m. in the semi-annual pledge relays on W. 28 St. sponsored by Phi Sigma Kappa fraternity. 938 W. 28th St.". Edits: "Henley. on W. 28 St., Lapp".