Nick Jr. Sets ‘Spy Day Friday’

Nick Jr. will air a “Spy Day Friday” programming marathon Friday from 11:30 a.m.-2 p.m. (EST/PST), the network said Monday.

The stunt will feature episodes of Blue’s Clues, Dora the Explorer, Go, Diego, Go!, The Backyardigans and LazyTown, including a never-before-seen episode of the latter, “Secret Agent Zero.”