[quote=Derpestein]
The most I can do is spin my thumb around and even then it doesn't stay there.
[/quote]

[quote=Larfleeze]
I can make my thumbs click if I move them in a certain way, I used to do it to weird everyone out when I was babby Larfleeze.
[/quote]

[quote=Hank]
That's cool. I can dislocate my middle finger and pop it back in, which makes for a mediocre party trick, but this has actual utility. Sort of.
[/quote]

Well I can lick my elbow.