Escape from the Dumpster

Plot Summary
Rita Repulsa has been released from imprisonment in the dumpster and she causes an earthquake in the city town of Angel Grove. Alpha 5 is having a panic attack in the Power Chamber and Zordon tells him that Rita's escaped from imprisonment and is attacking the entire universe. Alpha 5 sends in the 5 Ranger Teens: Jason, Billy, Zack, Kimberly and Trini to the Power Chamber and they become the Power Rangers as well.

Transcript
Escape From the Dumpster transcript