Future Richie regrets running away from Harvey Street and invents an app to alter the past. The gang goes camping in Australia.

Lotta brings Hanukkah to Harvey Street with a live holiday special. Stu and Audrey get their hands on a jet pack to blast into space.

Fredo's filming a second movie -- and starring in it, too. But his bloated ego's too much to bear. Richie builds a game powered by RichCoins.

A tech-obsessed Richie struggles to stick to the pirate code. Richie surprises the girls with a robotic boy band -- modeled after Crush 4U!

While upholding the law on "The Elder's Court," Bobby is accused of a crime. Richie vows to turn his grilled cheese stand into a profitable business.

To realize his dream of becoming a Bloogey Boy, Richie must out-prank Melvin. Audrey's sidelined after an injury but refuses to stop having fun.

It's Dot vs. Chevron in a cutthroat Mars simulation contest. A flying cybertronic dragon helps take Tiny to new heights.

Richie brings Lotta’s dream of a Horn-A-World theme park to life -- complete with actual Horn-A-Corns! But the reality is a bit of a nightmare.

Tiny and Lucretia sign on as sidekicks in Richie's search for a legendary treasure. Dollar's desperate to prove he's the Best Good Boy.

There's an uninvited guest at the Bow's house: a not-so-scary ghost named Casper. On Halloween, Lotta tries to win a spooky storytelling contest.

Lucretia's wrapping up her Harvey Girls fan fiction podcast, but it's hard to say goodbye. Zoe's convinced that Audrey stole her bananarama baton.

Just as Richie reaches the end of his Childhood Immersion Checklist, the Harvey Street kids find out Lotta's leaving ... forever!