Popeye thinks he's seeing double. That's because his roommate du jour, J. Wellington Wimpy, ever on the lookout for a free meal, decides to pose as the spinach-eating sailor in order to poach a dinner from Olive.
Here's "Hello, How Am I?":
As I understand it, this plot had been used in Thimble Theatre some time back, but I cannot be sure if Wimpy was involved in that one, too.