Crossword clues for You can't be serious! 5 lettersAnswerClueASIDEAll seriousness ___ (Steve Allen)NOWAYYou can't be serious!ABATEGet less seriousFIENDSerious whizGRAVEVery seriousDRAMASerious stage pieceRILEDSeriously aggravatedEIEIORefrain of a song sung by Elvis in his 1967 movie "Double Trouble" (seriously)KREMEKrispy _____ Challenge (annual 10-mile North Carolina road race... seriously, read about it)NERTSAww... ya serious?!NOCALFor serious dietersAGONYSerious sufferingCRIMESerious wrongdoingINANENot to be considered seriouslyAMFUUWhere you're going when you're seriously failing?SNAFUSeriously messed-up situationLOIREThe River Cher (seriously) is its main tributaryEATATSeriously chafeNOLIEThis is serious!INANELacking serious meaningTHRUMPlay, but not too seriouslySUMOSThey're prohibited from driving cars in Japan (seriously)FELONSerious offenderOMENSSerious signsARENTYou ___ serious?AEIOUFacetious, half-serious, abstemious quintet?JOKERVillain who asks "Why so serious?"INANESeriously sillyGRAVESeriousFELONSerious lawbreakerLBOMBIt gets dropped when things get serious in a relationshipACUTEVery seriousSTAIDSeriousCHAIRWith "the", serious punishmentANVILFrequent cause of serious injury among cartoon charactersDEMONSerious vice, metaphoricallyMAIMSDoes serious damage toELATESeriously brightenRITESSerious observancesOBESESeriously chubbyACTONMore than just take seriouslyMEANTDead seriousBLOWSSeriously sucksEFFEDSeriously hosedDIRERMore seriousKAZOOMacaulay Culkin played it in his parody rock band called the Pizza Underground (seriously)NOLIEI'm really serious!JESTSIsn't seriousMINORNot so seriousRITESSerious ceremonies