A 10-year-old genius goes from elementary school to high school.
Cast:Tahj Mowry , John Marshall Jones , Jason Weaver , Omar Gooding , Essence Atkins , J.D. Walsh , Jim Ward , Dann Florek , Arvie Lowe Jr. , Tinsley Grimes , Sebastian Tillinger , Kyla Pratt , Taraji P. Henson , Venus DeMilo Thomas , Seth St. Laurent , Natashia Williams , Jordan Wood , Marsha Warfield
TJ's old friend Brandi is back, playing on his basketball team...much to TJ's dismay. Also, Mo is attracted to an older woman. He gets himself into a bit of trouble being presumptuous about her intentions.
Marcus and Mo both fell in love with the new band drummer. After breakup,Marcus is broken hearted and the band can't perform.
Marcus tries to get everyone out of the house so he can be alone with a girl rumored to be easy, but has to pick up TJ from a sleepover when he gets sick on the big night.
Floyd goes out of town and bans Marcus from throwing a party. T.J., however, sees this as an opportunity to get popular.
When Mo discovers he's adopted, TJ, Marcus and Yvette help him find his real parents.
TJ is accepted into MENSA, where Floyd meets the attractive single mother of another member. Unfortunately, she has an insufferable, arrogant son who makes the rest of the Hendersons' lives hell. Meanwhile, Marcus and Mo open a small hair cutting salon for a school assignment.
Marcus' attempt to shortcut his way through school hits a road bump when TJ is assigned to be a teacher's assistant in math.
TJ is forced to take woodshed and finds out it's not as easy as he thought. Meanwhile, sparks fly between Yvette and a photographer.
Floyd sends T.J. to Geology camp which forces Yvette and Marcus to get part-time jobs in order to have spending money. Both encounter very different difficulties at their new vocations.
T.J. steals the spotlight from Yvette when the girl group Destiny's Child hires him to be their backup dancer instead of her.
Marcus and his girlfriend, Dana, break up, prompting her to ask Mo to intervene. Meanwhile, T.J. faces gym class - and the locker room for the first time.
While Marcus uses T.J.'s computer to read a girls diary in order to find out what kind of guy she likes, Floyd and Mo start barbecuing together, but their pastime soon gets the better of them.
Yvette has a recurring dream in which she marries Mo. Marcus dreams up a scheme to make money and buy a new sound system
A dejected Yvette decides she needs a breast augmentation after she is passed over for a plum stage role. T.J. is harassed by bullies who make fun of his ears.
Marucs gets bought at school auction just to show to Cordell that money can't buy friends and love. Meanwhile, Mo gets lecturing for disrespectful behaviour.
Mo gets a girlfriend and stops spending time with Marcus. Mo's girlfriend is cheating on him, and only Marcus knows the truth.
Marcus gets a girlfriend who is a huge volleyball star at school.
T.J. gets a crush on his teacher and tries to set up a date with her, but Yvette thinks T.J. is trying to set up a date for their father.
T.J. is asked to join as a host on his favourite tv show, "Crosstalk".
T.J., Marcus and Mo create their own soda brand to compete with Colonel Bubble after they raise the prices at the school's vending machine.
Yvette is graduating from high school but isn't sure if she wants to go to the ceremony. T.J, Marcus and Mo come up with a prank to unleash at the graduation ceremony after the senior class pranked them!
Floyd refuses to believe TJ drank beer at a party with his friends.