The Scarlets had their pride dented as Leinster, rival candidates for the PRO12 play-off spots, grabbed a bonus point in a 32-5 victory in Dublin.
The hosts scored tries through Andrew Goodman, Aaron Dundon, Jordi Murphy and John Cooney.
Andy Fenby touched down for the Llanelli side's only try, as Leinster added 21 unanswered points after the break.
More top news
A group of glamorous grannies in north Wales are baring all in the name of charity with their own calendar.
Heavy rain likely across some of the hills and western slopes in particular.
Kyle Vaughan was last seen on 30th December 2012. His parents Alan and Mary say all they want for Christmas is to lay him to rest.