I don't understand. How hard is it to grab someone's hand and move it up and down?
Madness string 37765
There was some supervillain who grafted his head to just like, a ton of pot, in some comic. That is the end of that story.
This delayed reaction is actually pretty normal for the people who are involved with the funeral and all it's details. As long as you are busy, you keep it together, because it needs to be done. After the funeral, after everyone is gone, then you have finally time to grieve. And it hits you like a train.