not habitually
but I've just tried it, and you're right. It can be done.
It's not as satisfying as a full on hinge-your-head-in-two yawn though
(
LP, Mon 23 Jan 2012, 20:07,
Reply)
Too true
(
monkeyman, Mon 23 Jan 2012, 20:18,
Reply)
I do it
to be polite.
(
Frozen_Banana Shaved against the grain; thoroughly unrewarding., Mon 23 Jan 2012, 20:24,
Reply)