Bravo's Andy Cohen recently apologized to former The Hills stars Spencer Pratt and Heidi Montag after an ancient reality TV beef was revived, but Spencer wasn't keen on burying the hatchet. There's a lot of backstory here – some recent,

Andy Cohen apologized to Spencer Pratt and Heidi Montag during the Wednesday, Jan. 29, episode of 'SiriusXM’s Andy Cohen Live' after calling 'The Hills' alumna "trash" in 2011.

Spencer Pratt shut down the possibility that wife Heidi Montag will appear on “The Real Housewives of Beverly Hills” on Bravo — partly because of comments that Andy Cohen made about Montag, 38, over 10 years ago.

During the Wednesday, January 29, episode of his SiriusXM show, Andy Cohen Live, Cohen, 56, explained that after he was “tagged” in comments about Pratt, 41, not wanting to appear on Watch What Happens Live With Andy Cohen he reflected on why The Hills alum would be mad at him.

Cohen claimed he "would sooner stab knives into my own eyes" than see Montag join the Bravo universe Speidi won't be appearing on Watch What Happens Live any time soon. As Heidi Montag's music career makes a comeback,

Spencer Pratt is willing to let go of his 14-year grudge towards Andy Cohen ... but only if the "Watch What Happens Live" host offers up a one-on-one apology to his wife, Heidi Montag.