Crossword clues for One and only.:ONEOne-half and one-halfONEAir Force ___ (Ford movie) up 2017 ONE First off ..."ONENumber of one-syllable U.S. state namesONEU2 hit whose title is one of its co-producers spelled backwardsONESOne of two nearly-touching body parts in a vehement argumentONESSingles^ONEONECube root of oneONESBeatles had 27 on one CDONEPiece of cabbage?ONEOpening number?ONESingletonONEWith 4-Down, compact-play lengthONEBono's anti-poverty campaignONE24-Across's value, at timesONESTip jar fillerONESGender-neutral possessiveONENumber of UN member countries that start with "O"ONELast ___ONE1969 Three Dog Night hitONESRightmost columnONEThe loneliest number that you'll ever do, per Harry NilssonONEAbsolute value of i squaredONESong title for U2, Metallica, and Ed SheeranONESeventh word in "Jingle Bells"ONESThis ___ for the Girls (Martina McBride single)ONEA Chorus Line showstopperONESBills in a karma jarONEBill that may be broken for quartersONESee 35-AcrossONESBills with WashingtonONEReady Player ___ (2018 Spielberg movie)ONEAwkward pronoun replacementONEPossible value for an ace, in blackjackONETaking horm___s, in a wayONEChange-machine inputONE20% of a finONEBridges burn, I never learn, at least I did ___ thing right (Taylor Swift lyric)ONESWallet fillersONE__-Trick Pony (Paul Simon film)ONEMy __ and OnlyONE10% of a sawbuckONE___ for the moneyONEIONENumber of monosyllabic states, aptlyONENumber of countries that border PortugalONENumber of years it took to construct the Empire State BuildingONESTipping supplyONESWhat you might pay withONESBills for a tip, maybeONESNeeds for some pinball machines