rest, rest, rest - when you can.
wallow in wading pool with dd1 ( very hot and dd2 born last Nov in the heat!!)
go out for meals with dh ( +dd1 in my case)
Yes and NO - Yes I am HUGE and no I have not had the baby - DOES it look like it!!!
forget the sense of humour be as crabby as you like and blame it on the heat/col/tiredness... etc while you still can