They did just have one 5 days prior. I guess their legs were too tired for a second round.
Edit: ah, here we go:

Since then, Disney employees have been organizing 15-minute daily walkouts and “sickouts”, according to the Twitter page @DisneyWalkout launched in response to the bill. Staff members will stage a full-day walkout on 22 March.

So, mass coffee breaks. Really piling it on the man.

They did just have one 5 days prior. I guess their legs were too tired for a second round.