This is it: Lloyd P. Nebulon is finally 13. He is a man. However, while bragging about it in class, Mrs Bolt assigns him a 50 Megabyte essay on whay it means to be a man for the next day. Lloyd tries poker, but loses his money to a robot toaster. Then he tries fishing but blows up a factory. Then Officer Horten lets him take the wheel of the police car, but Lloyd destroys it and a waste-disposal unit when he goes into hyperdrive. Because of that, Lloyd is grounded for a month and is made to stay in his room while his mom goes to negotiate with the owners of the factory. However, he has to leave when he finds out Francine is destroying the nursery. Lloyd eventually gets there and stops Francine before it's too late, using all the tips he had gained. Then, he finally realised what it meant to be a man and finally got to work on the paper.

The upcoming school dance is here but Lloyd doesn't know who to take until he meets Cindy! But he doesn't know what he's really getting until he meets her other head and finds out she's mean! He then takes his grandpas advice and tries to change the evil head.

Lloyd and his pals sneak aboard a visiting hero's spaceship. But they relize he is nothing but a wimp when they take a ride are captured by aliens and Lloyd's mom must rescue them!

To thrawt off the school bully, Douglas and Kurt work together in a symbiotic realtonship. The result, however, becomes more dangerous than helpful.

When a new kid(who looks like a bug)comes he is very tiny and dorky yet Lloyd and the gang take him under there wing and befriend him. But the next week he went through a metamorphisis he becomes big, strong and popular and forgets about Lloyds kindness. So then the gang decides to emarass him as revenge.

When a machanic comes to fix the ship, Mrs. Nebulan and the mechanic fall for each other and Lloyd doesn't like that. So he tries to convince the gang that he is actually a monster only to find out Lloyd was RIGHT!

When the gang is totally broke Lloyd begins a pet care buissness but soon Eddie gets tired of being bossed around and creates his own buissnes and in an accident all the pets are released through the station the gang must work together. Later to have worked and not earn a cent. Soon they learn they didn't need money just eachother.

Tired of Francine always reading his mind, Lloyd convinces Douglas to give him his mind scrambler, and it works until Francine tries to hard and causes them to switch bodies! Francine won't switch back until she must go to the planet of darkness as Lloyd, she is afraid of the dark, So Lloyd must reach the planet before it is too late!

To avoid a dull visit to Zizmo Beach for the four-day weekend, ""the lamest amusment park in the galaxy"" as he would say, Lloyd sneaks out of it all by claiming to have been invited to spend the weekend with his friends. However, he has a hard time with the tedious edu-life of the McNoggins, Kurt's Babyish Family and the family reunion weekend Eddie all of a sudden adores. After this tough experience, he suddenly misses his family and even takes the bus system to Zizmo Beach.

After Francine uses her powers to defeat a band of bullies, Lloyd and his friends use her to charge every telekentic being in the galaxy to take her on, but when a being of pure energy accepts the challenge, Francine is too tired to compete.

Lloyd tries to get out of singing holiday songs to read his comic book by claiming he celebrates Threelap even though he knows nothing about it. But when the teacher calls his bluff to sing songs about it he call Grandpa who describes it. Lloyd finding it boring makes up his own version but what will happen when Grandpa shows up at the preformence...