|“||Hoopin' with my grandma!||”|
—Shelby to Cyd
When Shelby’s adventurous Grandma Rita comes to visit, the girls learn time travelers were responsible for setting up Shelby’s grandparents and they jump to the 1950s to investigate.
- Lauren Taylor as Shelby Marcus
- Landry Bender as Cyd Ripley
- Gus Kamp as Barry Eisenberg
- Ricky Garcia as Naldo Montoya
- Anna Grace Barlow as Young Rita
- Garrett Westton as Paul Bartow
- Liberty Townsley as Kristi
- Casey Campbell as Harry Vesper
Special guest star
- Marion Ross as Grandma Rita
- The working title of this episode was "The Grandmother Paradox."
- This is the fifth episode where the girls go back into a different decade and the third episode where they travel outside their lifetimes.
- Marion Ross the star from the 1950s based show hit sitcom Happy Days, guest stars in this episode.
- Barry has a sister named Brittany, she's only mentioned. Naldo kissed her.
- April 30, 2016 (Latin America, Brazil)
- May 13, 2016 (Spain, Portugal)
- June 1, 2016 (Israel)
- June 22, 2016 (Poland)
- July 3, 2016 (Hungary)
- July 28, 2016 (Germany)
- September 30, 2016 (Italy)
| To view the Jump to the '50's gallery, click here.