Is there a fresher and more original way of saying ' Cut the cackle and come to the horses?'

Solution 1:

Cut to the chase

Wikipedia says:

"Cut to the chase" is a phrase that means to get to the point without wasting time.

Cut to the chase was a phrase used by movie studio executives to mean that the audience shouldn't get bored by the extra dialogue, and that the film should get to the interesting scenes without unnecessary delays.

This phrases signals that the political opponent should get to the crux of the matter.

Cut the crap!

This phrase is labeled offensive at Cambridge Dictionary:

a rude way of telling someone to stop saying things that are not true or not important: Just cut the crap and tell me what you really want from me.

This phrase urges the political opponent to drop his extraneous arguments.