What in the world has happened to our young heroes?! Suddenly they are all acting like old people! Why is Loud Boy walking with a cane? Is that Chatterbox with the granny bag and beehive hairdo? Wait a minute, when did Destructo-Kid go crazy for bingo? Is Fidget the new shuffleboard king of the Senior Center? And hold the phone--is that Tantrum Girl over there sitting in a big rocking chair and…