BUT, they won't consider it shameful because they will willingly admit to whatever we find and they will point out that this behaviour is not evidence of hypocrisy.
You need to look for other types of behaviour to cause them shame. Evidence of them doing the things that they condemn. Unfortunately, nothing that we could throw at them like vote rigging, ripping off taxpayer money and diverting it to benefit them personally, etc, has anything like the visceral impact of a sex tape so it's a difficult one to win.