Historical clue formulations

• Freebie in a hotel bathroom — 2019-12-10
• It can get you into a lather — 2018-08-06
• Hotel amenity — 2013-09-29
• Suave or Prell — 2013-07-29
• Flex, for example — 2006-02-25
• It might be next to a bar of soap — 2003-01-16
• Suave, say — 2002-11-15
• Suds maker — 2001-01-07
• 1975 Beatty-Hawn film — 1994-10-04