When Dad goes out of town, Harley must find her mom a new friend after she becomes overly clingy.
- Jenna Ortega as Harley Diaz
- Ronni Hawk as Rachel Diaz
- Isaak Presley as Ethan Diaz
- Ariana Greenblatt as Daphne Diaz
- Nicolas Bechtel as Lewie Diaz
- Malachi Barton as Beast Diaz
- Cerina Vincent as Suzy Diaz
- The momarena is a parody or spoof of the hit dance, and popular song by Los del Rio the macerana.
- Georgie and Tom are absent in this episode.
- This is the first time that Georgie and Tom are absent.
- Suzy, Daphne ,Louie and Beast return from their absence in the previous episode.
- This is the first time that Suzy appears without Tom.
- Since Georgie was at a basketball tournament, and Ellie is on Georgie's team, Ellie should have been at the tournament too, so it's weird that she wasn't. However she may have not wanted to go, or Bethany might have not allowed her to go. Or maybe she stopped being on the team, between this episode and the pilot episode.
- This episode is where the family has to face Suzy trying to bond with Mrs. Peters.
- May 30, 2016 (Australia)
- August 29, 2016 (Israel)
- October 1, 2016 (Hungary)
| To view the Stuck with Mom's New Friend gallery, click here.