When Irona starts malfunctioning, Richie receives a replacement model, Urona -- and he soon develops his first crush.

Richie is assigned to do a school report on a foreign country, so he contacts the king of an island to set up a "research" vacation.

Richie, Darcy and Irona go to Antarctica, seeking a new frozen life form. Meanwhile, when Tulip cancels on Harper for girls weekend, Cliff steps in.

Harper is left in charge of Richie when Cliff must leave home for the night. Meanwhile, Murray attempts to tutor Tulip in math.

Richie and Harper set up their dad, Cliff, on a date. Meanwhile, Darcy and Murray decide that they should be trained as Richie's security detail.

When Richie struggles to write a book report on "The Wizard of Oz," his neighbor Tahj convinces him to make a major motion picture as his report.

After dealing with numerous disputes between his money spender, Darcy, and his money manager, Murray, Richie decides that the two must trade places.

Richie is convinced his room is haunted and enlists the help of Darcy, Murray and Irona to try to get rid of the "spirits."

Richie decides to volunteer at a school, but ultimately does more harm than good; Murray adopts Cliff as his big brother and tries to teach him how to be a responsible grownup.

Richie agrees to go to the Swedish House Sensation concert with Murray and Darcy on the same night he promised to be at family game night.