Take a 5-minute break to pretend you're not actually awake.
Grab a granola bar or two, or three, or four.
Let's just stare at each other in awkward silence for a bit.
We'll just make up random rules and pretend we're actually in charge.
Repeat the previous 15 minutes, but with more shouting.
Try to remember what we discussed, or just pretend you're still awake.