ASILVERLINING

FLIPOFASWITCHPaws EVERYCLOUDHASWith 58-Across, optimist's credo CHUBBYCHECKERPlump US man captured in draughts in Twister? MATHEMATICIANCalculator gets graduate in a thematic muddle DELPHICORACLEHer peccadillo aroused a Greek know-it-all HANDSOMEOFFERGood-looking, leaving, with hesitation, a generous bargain DOADOUBLETAKEReact with exaggerated surprise ... or how to form the shorter shaded answers from the longer ones JACKWHITEHALLJungle Cruise actor who plays Samiras husband Rob on The Burbs: 2 wds. PANCAKEMAKEUPTheatre foundation name a peak Puck for casting PINBALLWIZARDBand will pair poorly with unknown 60s song ICECREAMSCOOPLadle with a lever ELEVATORSHAFTUp-and-down passageway REVERBERATIONEcho (13)