They are both rolling in the dough!
or
Two — one to screw it most of the way in and the other to give it a surprise twist at the end.
or
but he said "You said I could have two carry on items!"
or
Because he saw the salad dressing!
or
One. You don't believe me do you? I've got photos! See that big blob? Well, just squint your eyes a bit. . . .
or