T.J. is a boy genius who gets bumped up from the fourth grade to high school. T.J. tries to adjust to his new life, but he shares some classes with his 14 year-old brother Marcus, the school jock, and his clueless and self-absorbed 16 year-old sister Yvette.
Tahj Mowry
T.J. Henderson
John Marshall Jones
Floyd Henderson
Jason Weaver
Marcus Henderson
Omar Gooding
Morris L. 'Mo' Tibbs
Essence Atkins
Yvette Henderson
Smart Guy - Theme Song | Disney+ Throwbacks | Disney+
