[ laughter ] >> when "welcome back kotter "premiered, we were a hit. >> abc attracted this audience that was so under served by prime time tv. the kids, the teens, the young people, there is room for them for a new kind of show. >> and that is the tale of the fonz. dry eye symptoms driving you crazy? inflammation might be to blame. inflammation: time for ache and burn! over the counter eye drops typically work by lubricating your eyes and may provide temporary relief. inflammation: those'll probably pass by me! xiidra works differently, targeting inflammation that can cause dry eye disease. inflammation: xiidra? no! it can provide lasting relief. xiidra is the only fda-approved non-steroid treatment specifically for the signs and symptoms of dry eye disease. one drop in each eye, twice a day. don't use if you're allergic to xiidra. common side effects, include eye irritation, discomfort or blurred vision when applied to the eye,