The underhand > fast 8 > cross over > rearward part of the slow 8 > forward coachman's > opposite horizontal (sidearm) > finishing with the overhead / horizontal crack.
Here's the example of the combo sequence.
It starts at 7:04 in the timeline of this video.
https://www.youtube.com/watch?v=L88gjDaPf6g&t=319s
Happy cracking whipsters.
Ron



