It says, "I will be a little late for school tomorrow." He was supposed to be in the school at 8 a.m. He came at 9 a.m., and he didn't get a note from his teacher, because the teacher had watched the program.
Dice: "Llegaré un poco tarde a la escuela mañana". Se suponía que debía estar en la escuela a las 8. Llegó a las 9 y no tuvo una nota de su maestro, porque el maestro había visto