Sir Roger Moore is a legend. That is all.
And yes, I can raise my eyebrow. More on the left, but I have been training the right too. I've got a long way to go before emulating these two undisputed masters, though:
Ditto with the aforementioned lip-curl. Tongue curling, very small ear waggling movements, and hyperextensiveness in the hand joints seem to come naturally to me too, though I haven't done the latter in a long time.
Rolling the Rs, however, is something I can never do.
This thread reminds me of one of those misspent childhood evenings we had with an older relative, where the atmosphere could be broken with a simple question: "Can you do this with your hands?"