Lie back, grab your left (right) ankle with your hand and pull back whilst drawing your right (left) knee skywards, leaving your right (left) foot flat on the ground. A demonstration would be better but not possible through a discussion forum.
I have a mental image of a pretzel...
I am imagining wally screaming which would not help caitlyn sleep.
It would not, but it would be a satisfying reversal of the normal status quo.
Try it and let us know how it goes. Might confuse her into submission :-)