10-11 I’ABC 1 — While other series are letting their guest lists slide, Jimmy Daraote Presents the Leonon Sisters Hour .is building. Tonight it's Boh Hope, Andy Williams and the Osmond Brothers. The latter do a :ce production bit on ‘‘School Days'1 and join the sisters for a medley of rain11 tunes, Janet and Andy do a Chaplin and Coogan take-off ien in. a spoof of “The Kid,” while ,tT} Hope and Kathy go the Road” ar, route complete with palm trees : a and sarong.,'ho * * *