Rest Day
Get out in the sun and get some active recovery,
Chances are your vitamin D level is running low.
The realm of weightlifting extends beyond barbells, DB's, KB's and even beyond sandbags, tires, and sleds. Buddy carries are a great real world type of weightlifting and seem to be fun too. You should have seen the ear to ear grins while this was going on. It's a rare sight to see poeple smile in the middle of a metcon.
On yesterdays topic of mid-line stabilization, things like this are the most effective way to bulid a rock solid mid-line. Give it a shot and you will see what I am talking about.
Next time you find youself away from the gym and in need of a WOD, remember you can always find someone to lift with.