The answer is "Sunday." Sunday, being the first day of the week, she promised to marry Jerry "when the week after next is the week before last". So, she will marry Jerry in 28 days after her promise. If she had promised a day earlier, then on Sunday, 22 days later, her promise would have fallen due.
still wished you had said something...i throw up a lot of stuff...sometimes it stays sometimes it doesnt...i am doing santa cartoons right now....most likely will up until the solstice then switch to antique santas...i find most avatars funny or sweet or as you say..haunting at times...but the shirtless men...oy vey