United Kingdom, Feb. 13 -- Ben Affleck was shocked when his wife Jennifer Lopez shared his private love letters with her songwriters.

'The Town' actor, 51, married J Lo, 54, in July 2022 after their famous break-up years earlier, and it's now been revealed his emotional notes have been used by the singer as part of the inspiration for her upcoming record 'This Is Me. Now'.

A preview for Jennifer's upcoming Amazon Prime documentary 'This Is Me. Now: A Love Story' showed the performer inviting musicians to her and Ben's home and giving them access to his love letters, which he titled 'The Greatest Love Story Never Told'.

Ben is then seen walking in and looking stunned as he realises she is showing them to her collaborators.

But he admit...