Crossword clues for Happy 3 letters:ONAPut ___ Happy FacePSUSch. with a Happy Valley campusDOCCompanion of Happy or SleepyINSHappy folks on election nightMRCHappy Days dad, to FonzieYESHappy response to a marriage proposalALSHappy Days eaterySHAAl Green's "___-La-La (Make Me Happy)"INSHappy folks on Election DayGNPBhutan measures countrywide happiness as an alternative to this stat: Abbr.YESBe happy to!RONHoward of "Happy Days"ISAHappiness ___ Warm PuppyPSUColl. with a Happy Valley campusSHA___-La-La (Make Me Happy) (Al Green jam)ALEHappy hour purchaseWAGShake with happiness4PMWhen some "happy hours" beginLOLHappy acronym added to the OED in 2011INSHappy campaignersINNThe ___ of the Sixth Happiness (Ingrid Bergman film)TGI___ Fridays ("Happy Every Hour" restaurant)MADHardly happyINSHappy set after electionsSADHardly happyYESI'd be happy to!SHA___-La-La (Make Me Happy) (1974 Al Green hit)FRIPopular happy hour day (abbr.)ALSHappy Days dinerASAHappy-clam connectionNPRPop Culture Happy Hour podcasterALSHappy Days hangoutONAPut __ Happy FaceACTPut on a happy face?ALSHappy Days settingNINHappiness in Slavery band, for shortMADThree fries short of a Happy MealMRCHappy Days dad, informallyUPSPeriods of happinessJOYHappinessDOCHappy colleague?DOCHappy companionREMShiny Happy People bandYESHappy exclamationALLGood Morning to ___ (song adapted into "Happy Birthday to You")ABSMany would be happy to see theirs rippedOTBYou may be happy to see a show here, for shortRHOPi follower (happy Thanksgiving, by the way)BARHappy hour happens hereTOYPart of a Happy Meal