It, G-d willing, will be a wonderful simcha.
But I anticipate The Trip From H-E-Double-Hockey-Sticks. . . if the plane had chandeliers, my grandkids (and I) would probably be swinging from them!
The only time in my life that I had ever been on a twelve-hour flight with little kids (three of 'em) was when we made Aliyah, thirty years ago. And I myself was practically a kid then, green around the ears but much younger, and able to take it better, physically and mentally. Now, I'm. . . never mind.
Also, I only had two kids then, one being a six-month old baby, which doesn't count. You don't have to worry about mentally occupyi…