Quote Originally Posted by patch697 View Post
That flicking your getting would tend to suggest its poled back to front as LED's will only work with a true positive to positive connection unlike incandescent globes which will work either way as long as there is power & earth.

Go back & check the light socket itself (without the globe in) as Yendor suggested & see your getting positive power at the 2xcontact points in the bottom or on the side of the socket wall.
There is only one contact point on the bottom. But I will check.