At 1:30 a.m. on a fuzzy cable channel, a guy with perfect hair once promised abs in 90 days, a grill that drained fat, and a knife that sliced a tin can like it was deli meat. Late-night TV in the ...

If you grew up in the '90s watching late-night TV, you probably remember Arsenio Hall and Jay Leno as rivals battling for ratings supremacy. The feuding talk show hosts. The competition. The supposed ...