Stuck Passengers Sing 'I Believe I Can Fly' on Tarmac

Now, to the passengers that made the best of a bad situation. Stuck for hours in a hot plane on a crowded tarmac. They broke into song. It was all caught on tape. And abc's david kerley has the story.... See More

Now, to the passengers that made the best of a bad situation. Stuck for hours in a hot plane on a crowded tarmac. They broke into song. It was all caught on tape. And abc's david kerley has the story. Reporter: What would you do? Stuck on a las vegas tarmac in a hot plane. Complain? Sure. Or start thinking, or singing, "i believe I can fly." I believe I can fly. ♪ I believe I can touch the sky ♪ Reporter: Yes, r. Kelly's song took on a new meaning for these fliers. Stuck on a plane with no water or air conditioning. Just their wits and 100-degree temperatures -- ♪ Reporter: This became serious when passengers were put on a second plane, which suffered a mechanical problem. Still stuck, four people became ill. They didn't care about the well-being of the customers. Reporter: Four hours late, allegiant air jet arrived. Overnight, allegiant found the problems with the plane. Saying it takes these matters seriously. Just two days earlier, passengers stuck on this plane had their own monotony interrupted with a melody. Our musicians would like to offer you a musical surprise. Reporter: After three hours on the tarmac in beijing, members of the philadelphia orchestra broke out their instruments. ♪ music, taming a bit of the beast to fly. Or at least helping you believe you can -- ♪ I believe I can fly ♪ Reporter: Even when you can't. David kerley, abc news, washington.