Crossword clues for 1 and 66 4 lettersAnswerClueRTES1, 66, etc.: Abbr.RTES1, 66 et al.RTES1 and 66, e.g.: Abbr.RTES1 and 66RTES1 and 66, brieflyRTES66 and 1: abbr.RTES66 and 1, e.g.RTES1 and 66, famously: Abbr.RTES1 and 66: Abbr.RTES1 and 66, e.g.RTES1, 9, 66, etc.RTES1, 9, 66: Abbr.RTESU.S. 1 and U.S. 66ADAMWith 66-Across, actor who played 1-/68-Across on television and filmRTE1, 66 or 95, on GPS (Abbr.)RTE66 or 1, e.g.RTE1 or 66, to a driverRTE1 or 66, e.g.: Abbr.ROUTE1 or 66RTEAbbr. before 1 or 66RTE1 or 66, e.g.RTE66 or 1: Abbr.NOS1 and 66: Abbr.ROUTE1 or 66, notablyRTE1 or 66, brieflyRTE1 or 66: Abbr.SUPERBOWLXLIXEvent featuring 1-Across and 66-AcrossSUMMERINTHECITYLovin' Spoonful .1 tune of '66BUTTERFLYWord that must be added to 1-, 8-, 65- and 66-Across for their clues to make sense [with a visual hint in the grid]AEROSMITH#1 Billboard artist that's an anagram of 66-Across