In honor of Teacher Appreciation Week, comedian Wayne Brady stopped by a classroom to chat with youngsters about why they're grateful for their teachers.Brady reminds us of the sacrifices educators make for their students -- like paying out of their own pockets for classroom supplies.Brady encourages viewers to take action to show teacher appreciation, saying, "Go out and thank your favorite teacher, thank your kid's favorite teacher, in fact, thank the teacher you had growing up who made you who you are today.