You suppose drywall technicians really really like Cool Whip? I just hope they don't misplace Cool Whip for joint compound when they are eating Angel Food Cake.
from urbandictionary.com:
Short for that's what she said. Only to be used in situations where saying that's what she said would be deemed inappropriate. Usually said under breath and pronounced twiss.
(At formal dinner party with in-laws)
Mother-in law: We were fishing when your father pulled out a giant rod I had never seen before...
(Silently, under breathe): TWSS..