Jimmy Dean IsReplaced OnState l air BillgetTl theiIresisuesubi'the'Olaf J. Jacobson, manager of muithe South Dakota State Fair, to- quo day announced a change in the gro grandstand entertainment program will lor the opening three nights, Mon- veil day, Tuesday a n d Wednesday. A 2, 3 and 4. tiIilt;Jimmy Dean, vocalist, who had Klvbeen slat(vd to headline the evening show tlio.se three nights, has run into a schedule conflict .and IIwill he substituted, Jacobson esc said. incReplacing Dean will be the Os- momond brothers, troupe of young twivocalists who have been featured bo recently with the Andy Williams pclt; show. 'IThe Osmond brothers will he gav seen next Saturday night over 'I KDLO-TV at R p.m. CST with the chi haw rent e Wrlk show. we